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2018-03-22Staging: xgifb: XGI_main_26.c: Refactored the functionPratik Jain1-29/+30
Refactored the function `XGIfb_search_refresh_rate` by removing a level of `if...else` block nesting. Removed unnecessary parantheses. Removed potential bug of array underflow. Signed-off-by: Pratik Jain <pratik.jain0509@gmail.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2018-01-16staging: xgifb: vb_setmode: brace style fixesKenny Ballou1-8/+15
Add braces to certain "multiline" conditions where "multiline" means including comments. Signed-off-by: Kenny Ballou <kballou@devnulllabs.io> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2018-01-16staging: xgifb: vb_setmode: fix long line warningsKenny Ballou1-21/+37
Fix a number of checkpatch warnings in xgfib/vb_setmode.c about line length being over 80 characters. Signed-off-by: Kenny Ballou <kballou@devnulllabs.io> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2018-01-15staging: xgifb: vb_table: fix whitespacing issuesKenny Ballou1-2/+2
Correct minor checkpatch issues. Signed-off-by: Kenny Ballou <kballou@devnulllabs.io> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2017-12-06staging: xgifb: remove macros with hidden variableJoshua Abraham2-118/+118
This patch removes macros in XGI_main.h that contain a xgifb_info variable. These macros hurt readability by hiding said variable behind a define. It also uses a temporary variable to keep the replaced code from getting too long. Signed-off-by: Joshua Abraham <j.abraham1776@gmail.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2017-11-28staging: xgifb: add SPDX identifiers to the remaining holdout fileGreg Kroah-Hartman1-0/+1
It's good to have SPDX identifiers in all files to make it easier to audit the kernel tree for correct licenses. Update the xgifb/XGI_main_26.c file with the correct SPDX license identifier based on the license text in the file itself. The SPDX identifier is a legally binding shorthand, which can be used instead of the full boiler plate text. This work is based on a script and data from Thomas Gleixner, Philippe Ombredanne, and Kate Stewart. Cc: Arnaud Patard <arnaud.patard@rtp-net.org> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: Kate Stewart <kstewart@linuxfoundation.org> Cc: Philippe Ombredanne <pombredanne@nexb.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2017-11-13Merge tag 'staging-4.15-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/stagingLinus Torvalds2-5/+6
Pull staging and IIO updates from Greg KH: "Here is the "big" staging and IIO driver update for 4.15-rc1. Lots and lots of little changes, almost all minor code cleanups as the Outreachy application process happened during this development cycle. Also happened was a lot of IIO driver activity, and the typec USB code moving out of staging to drivers/usb (same commits are in the USB tree on a persistent branch to not cause merge issues.) Overall, it's a wash, I think we added a few hundred more lines than removed, but really only a few thousand were modified at all. All of these have been in linux-next for a while. There might be a merge issue with Al's vfs tree in the pi433 driver (take his changes, they are always better), and the media tree with some of the odd atomisp cleanups (take the media tree's version)" * tag 'staging-4.15-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging: (507 commits) staging: lustre: add SPDX identifiers to all lustre files staging: greybus: Remove redundant license text staging: greybus: add SPDX identifiers to all greybus driver files staging: ccree: simplify ioread/iowrite staging: ccree: simplify registers access staging: ccree: simplify error handling logic staging: ccree: remove dead code staging: ccree: handle limiting of DMA masks staging: ccree: copy IV to DMAable memory staging: fbtft: remove redundant initialization of buf staging: sm750fb: Fix parameter mistake in poke32 staging: wilc1000: Fix bssid buffer offset in Txq staging: fbtft: fb_ssd1331: fix mirrored display staging: android: Fix checkpatch.pl error staging: greybus: loopback: convert loopback to use generic async operations staging: greybus: operation: add private data with get/set accessors staging: greybus: loopback: Fix iteration count on async path staging: greybus: loopback: Hold per-connection mutex across operations staging: greybus/loopback: use ktime_get() for time intervals staging: fsl-dpaa2/eth: Extra headroom in RX buffers ...
2017-11-02License cleanup: add SPDX GPL-2.0 license identifier to files with no licenseGreg Kroah-Hartman11-0/+11
Many source files in the tree are missing licensing information, which makes it harder for compliance tools to determine the correct license. By default all files without license information are under the default license of the kernel, which is GPL version 2. Update the files which contain no license information with the 'GPL-2.0' SPDX license identifier. The SPDX identifier is a legally binding shorthand, which can be used instead of the full boiler plate text. This patch is based on work done by Thomas Gleixner and Kate Stewart and Philippe Ombredanne. How this work was done: Patches were generated and checked against linux-4.14-rc6 for a subset of the use cases: - file had no licensing information it it. - file was a */uapi/* one with no licensing information in it, - file was a */uapi/* one with existing licensing information, Further patches will be generated in subsequent months to fix up cases where non-standard license headers were used, and references to license had to be inferred by heuristics based on keywords. The analysis to determine which SPDX License Identifier to be applied to a file was done in a spreadsheet of side by side results from of the output of two independent scanners (ScanCode & Windriver) producing SPDX tag:value files created by Philippe Ombredanne. Philippe prepared the base worksheet, and did an initial spot review of a few 1000 files. The 4.13 kernel was the starting point of the analysis with 60,537 files assessed. Kate Stewart did a file by file comparison of the scanner results in the spreadsheet to determine which SPDX license identifier(s) to be applied to the file. She confirmed any determination that was not immediately clear with lawyers working with the Linux Foundation. Criteria used to select files for SPDX license identifier tagging was: - Files considered eligible had to be source code files. - Make and config files were included as candidates if they contained >5 lines of source - File already had some variant of a license header in it (even if <5 lines). All documentation files were explicitly excluded. The following heuristics were used to determine which SPDX license identifiers to apply. - when both scanners couldn't find any license traces, file was considered to have no license information in it, and the top level COPYING file license applied. For non */uapi/* files that summary was: SPDX license identifier # files ---------------------------------------------------|------- GPL-2.0 11139 and resulted in the first patch in this series. If that file was a */uapi/* path one, it was "GPL-2.0 WITH Linux-syscall-note" otherwise it was "GPL-2.0". Results of that was: SPDX license identifier # files ---------------------------------------------------|------- GPL-2.0 WITH Linux-syscall-note 930 and resulted in the second patch in this series. - if a file had some form of licensing information in it, and was one of the */uapi/* ones, it was denoted with the Linux-syscall-note if any GPL family license was found in the file or had no licensing in it (per prior point). Results summary: SPDX license identifier # files ---------------------------------------------------|------ GPL-2.0 WITH Linux-syscall-note 270 GPL-2.0+ WITH Linux-syscall-note 169 ((GPL-2.0 WITH Linux-syscall-note) OR BSD-2-Clause) 21 ((GPL-2.0 WITH Linux-syscall-note) OR BSD-3-Clause) 17 LGPL-2.1+ WITH Linux-syscall-note 15 GPL-1.0+ WITH Linux-syscall-note 14 ((GPL-2.0+ WITH Linux-syscall-note) OR BSD-3-Clause) 5 LGPL-2.0+ WITH Linux-syscall-note 4 LGPL-2.1 WITH Linux-syscall-note 3 ((GPL-2.0 WITH Linux-syscall-note) OR MIT) 3 ((GPL-2.0 WITH Linux-syscall-note) AND MIT) 1 and that resulted in the third patch in this series. - when the two scanners agreed on the detected license(s), that became the concluded license(s). - when there was disagreement between the two scanners (one detected a license but the other didn't, or they both detected different licenses) a manual inspection of the file occurred. - In most cases a manual inspection of the information in the file resulted in a clear resolution of the license that should apply (and which scanner probably needed to revisit its heuristics). - When it was not immediately clear, the license identifier was confirmed with lawyers working with the Linux Foundation. - If there was any question as to the appropriate license identifier, the file was flagged for further research and to be revisited later in time. In total, over 70 hours of logged manual review was done on the spreadsheet to determine the SPDX license identifiers to apply to the source files by Kate, Philippe, Thomas and, in some cases, confirmation by lawyers working with the Linux Foundation. Kate also obtained a third independent scan of the 4.13 code base from FOSSology, and compared selected files where the other two scanners disagreed against that SPDX file, to see if there was new insights. The Windriver scanner is based on an older version of FOSSology in part, so they are related. Thomas did random spot checks in about 500 files from the spreadsheets for the uapi headers and agreed with SPDX license identifier in the files he inspected. For the non-uapi files Thomas did random spot checks in about 15000 files. In initial set of patches against 4.14-rc6, 3 files were found to have copy/paste license identifier errors, and have been fixed to reflect the correct identifier. Additionally Philippe spent 10 hours this week doing a detailed manual inspection and review of the 12,461 patched files from the initial patch version early this week with: - a full scancode scan run, collecting the matched texts, detected license ids and scores - reviewing anything where there was a license detected (about 500+ files) to ensure that the applied SPDX license was correct - reviewing anything where there was no detection but the patch license was not GPL-2.0 WITH Linux-syscall-note to ensure that the applied SPDX license was correct This produced a worksheet with 20 files needing minor correction. This worksheet was then exported into 3 different .csv files for the different types of files to be modified. These .csv files were then reviewed by Greg. Thomas wrote a script to parse the csv files and add the proper SPDX tag to the file, in the format that the file expected. This script was further refined by Greg based on the output to detect more types of files automatically and to distinguish between header and source .c files (which need different comment types.) Finally Greg ran the script using the .csv files to generate the patches. Reviewed-by: Kate Stewart <kstewart@linuxfoundation.org> Reviewed-by: Philippe Ombredanne <pombredanne@nexb.com> Reviewed-by: Thomas Gleixner <tglx@linutronix.de> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2017-09-22staging: xgifb: make const array static to shink object code sizeColin Ian King1-1/+1
Don't populate const array LCDARefreshIndex on the stack, instead make it static. Makes the object code smaller by 340 bytes: Before: text data bss dec hex filename 84949 12336 0 97285 17c05 drivers/staging/xgifb/vb_setmode.o After: text data bss dec hex filename 84506 12432 0 96938 17aaa drivers/staging/xgifb/vb_setmode.o (gcc version 7.2.0 x86_64) Signed-off-by: Colin Ian King <colin.king@canonical.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2017-09-18staging: xgifb: fix multiple line dereferenceAastha Gupta1-2/+3
This patch fixes the checkpatch.pl warning: WARNING: Avoid multiple line dereference - prefer'XGI330_EModeIDTable[ModeIdIndex].Ext_ModeFlag' Signed-off-by: Aastha Gupta <aastha.gupta4104@gmail.com> Acked-by: Julia Lawall <julia.lawall@lip6.fr> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2017-09-17Staging: xgifb: XGI_main_26.c: Fix alignment to match parenthesesSrishti Sharma1-2/+2
Fix alignment so that it matches open parentheses. Signed-off-by: Srishti Sharma <srishtishar@gmail.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2017-06-23staging: fb_xgi: vb_table: Remove white space after tabstopMatthew Reed1-9/+9
Remove white space after tabstop on closing bracket as suggested by checkpatch.pl. Additional white space removed for page consistency. Signed-off-by: Matthew Reed <4d5452@gmail.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2017-04-08staging: xgifb: added blankline after decl.Andrea della Porta1-0/+1
Fixed checkpatch warning: WARNING: Missing a blank line after declarations #882: FILE: drivers/staging/xgifb/XGI_main_26.c:882: + const u8 *f = XGI_TV_filter[filter_tb].filter[filter]; + pr_debug("FilterTable[%d]-%d: %*ph\n", Signed-off-by: Andrea della Porta <sfaragnaus@gmail.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2017-03-12Staging: xgifb: XGI_main_26.c: non-standard CManoj Sawai1-3/+3
Fixes following checkpatch warning: "WARNING: %Lx is non-standard C, use %llx" Signed-off-by: Manoj Sawai <mas@iitkgp.ac.in> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2017-03-09staging: xgifb: Improved coding styleArushi Singhal1-23/+6
New variable is added to make the code more readable. Signed-off-by: Arushi Singhal <arushisinghal19971997@gmail.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2017-03-06Staging: xgifb: vb_setmode.c: Fix checkpath warningsManoj Sawai1-4/+2
Fix the following checkpatch.pl warnings: 1: Avoid multiple line dereference - prefer 'XGI330_RefIndex[RefreshRateTableIndex+i].ModeID' 2: Avoid multiple line dereference - prefer 'XGI330_RefIndex[RefreshRateTableIndex+(*i)].Ext_InfoFlag' Signed-off-by: Manoj Sawai <mas@iitkgp.ac.in> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2017-03-06Staging: xgifb: vb_setmode.c: Fix checkpath warningManoj Sawai1-4/+2
Fix the following checkpatch.pl warning: Avoid multiple line dereference - prefer 'XGI330_RefIndex[RefreshRateTableIndex+(*i)].Ext_InfoFlag' Signed-off-by: Manoj Sawai <mas@iitkgp.ac.in> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2017-03-06staging: xgifb: function prototype argument should also have an identifier nameArushi Singhal1-2/+1
function prototype argument 'struct vb_device_info *' and 'unsigned long' should also have an identifier name. Signed-off-by: Arushi Singhal <arushisinghal19971997@gmail.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2017-03-06staging: xgifb: add braces around if-statementsKatie Dunne1-7/+8
Add braces to instances of if-statements found by checkpatch.pl to conform to kernel style. Signed-off-by: Katie Dunne <kdunne@mail.ccsf.edu> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2017-03-06staging: xgifb: add braces around if statementGargi Sharma1-2/+2
add braces around if statment to fix the checkpatch issue, braces {} should be used on all arms of this statement. Signed-off-by: Gargi Sharma <gs051095@gmail.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2017-02-12staging:xgifb:vb_setmode.h: Add missing identifier namesJacob Zachariah1-9/+9
Fix multiple checkpatch.pl warnings WARNING: function definition argument '..' should also have an identifier name Signed-off-by: Jacob Zachariah <jacob.zac316@gmail.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2017-01-27staging: xgifb: XGI_main_26: Remove multiple assignmentssayli karnik1-10/+21
This patch resolves the checkpatch issue: multiple assignments should be avoided Signed-off-by: sayli karnik <karniksayli1995@gmail.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2017-01-03staging: xgifb: This patch removes the unnecessary return statement using spatchRahul Krishnan1-2/+1
This patch removes unnecessary return statement using spatch tool Signed-off-by: Rahul Krishnan <mrahul.krishnan@gmail.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2016-11-19staging: xgifb: XGI_main.h Align data columnsWalt Feasel1-27/+27
Make modifications to data column alignment Signed-off-by: Walt Feasel <waltfeasel@gmail.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2016-11-19staging: xgifb: vb_util.h Space after castWalt Feasel1-2/+2
Make suggested checkpatch modification for CHECK: No space is necessary after a cast Signed-off-by: Walt Feasel <waltfeasel@gmail.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2016-11-19staging: xgifb: vb_setmode.c Align match parenthesisWalt Feasel1-158/+141
Make suggested checkpatch modification for CHECK: Alignment should match open parenthesis Signed-off-by: Walt Feasel <waltfeasel@gmail.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2016-11-19staging: xgifb: vb_setmode.c Logical continuationWalt Feasel1-2/+2
Make suggested checkpatch modification for CHECK: Logical continuations should be on the previous line Signed-off-by: Walt Feasel <waltfeasel@gmail.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2016-11-19staging: xgifb: vb_setmode.c Space after castWalt Feasel1-70/+69
Make suggested checkpatch modification for CHECK: No space is necessary after a cast Signed-off-by: Walt Feasel <waltfeasel@gmail.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2016-11-19staging: xgifb: vb_setmode.c Braces single statement blocksWalt Feasel1-4/+2
Make suggested checkpatch modificationfor WARNING: braces {} are not necessary for single statement blocks Signed-off-by: Walt Feasel <waltfeasel@gmail.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2016-11-19staging: xgifb: vb_setmode.c Space around operatorWalt Feasel1-1/+1
Make suggested checkpatch modificationfor CHECK: spaces preferred around that '+' Signed-off-by: Walt Feasel <waltfeasel@gmail.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2016-11-19staging: xgifb: vb_setmode.c Comment style modificationsWalt Feasel1-117/+117
Make comment style modifications. Signed-off-by: Walt Feasel <waltfeasel@gmail.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2016-11-19staging: xgifb: vb_setmode.c Comment Spelling correctionWalt Feasel1-2/+2
Make spelling correction for 'vertical'. Signed-off-by: Walt Feasel <waltfeasel@gmail.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2016-11-17staging: xgifb: XGI_main_26.c Align match parenthesisWalt Feasel1-54/+46
Make suggested checkpatch modification for CHECK: Alignment should match open parenthesis Signed-off-by: Walt Feasel <waltfeasel@gmail.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2016-11-17staging: xgifb: XGI_main_26.c Blank line before }Walt Feasel1-2/+0
Make suggested checkpatch modification for CHECK: Blank lines aren't necessary before a close brace '}' Signed-off-by: Walt Feasel <waltfeasel@gmail.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2016-11-17staging: xgifb: XGI_main_26.c Blank line after {Walt Feasel1-12/+0
Make suggested checkpatch modification for CHECK: Blank lines aren't necessary after an open brace '{' Signed-off-by: Walt Feasel <waltfeasel@gmail.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2016-11-17staging: xgifb: XGI_main_26.c Space around operatorWalt Feasel1-4/+4
Make suggested checkpatch modification for CHECK: spaces preferred around that '-,&' Signed-off-by: Walt Feasel <waltfeasel@gmail.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2016-11-17staging: xgifb: XGI_main_26.c Logical continuationWalt Feasel1-11/+9
Make suggested checkpatch modification for CHECK: Logical continuations should be on the previous line Signed-off-by: Walt Feasel <waltfeasel@gmail.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2016-11-17staging: xgifb: XGI_main_26.c No space after castWalt Feasel1-15/+15
Make suggested checkpatch modification for CHECK: No space is necessary after a cast Signed-off-by: Walt Feasel <waltfeasel@gmail.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2016-11-17staging: xgifb: XGI_main_26.c Comment style modificationsWalt Feasel1-9/+5
Make comment style modifications. Signed-off-by: Walt Feasel <waltfeasel@gmail.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2016-11-17staging: xgifb: vb_init.c Comment styleWalt Feasel1-13/+14
Make various comment style modifications. Signed-off-by: Walt Feasel <waltfeasel@gmail.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2016-11-17staging: xgifb: vb_init.c Align on parenthesisWalt Feasel1-11/+13
Make suggested checkpatch modification for: CHECK: Alignment should match open parenthesis. Signed-off-by: Walt Feasel <waltfeasel@gmail.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2016-11-17staging: xgifb: vb_init.c Logical continuationWalt Feasel1-2/+3
Make suggested checkpatch modification for: CHECK: Logical continuations should be on the previous line. Signed-off-by: Walt Feasel <waltfeasel@gmail.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2016-11-16staging: xgifb: vb_table.h Preferred space aroundWalt Feasel1-4/+4
Make suggested modification from checkpatch in reference to: CHECK: spaces preferred around that '+' Signed-off-by: Walt Feasel <waltfeasel@gmail.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2016-11-16staging: xgifb: vb_table.h Blank line after declarationsWalt Feasel1-0/+1
Make suggested modification from checkpatch in reference to: CHECK: Please use a blank line after function/struct/union/enum declarations Signed-off-by: Walt Feasel <waltfeasel@gmail.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2016-11-10Staging: xgifb: vgatypes: Replace decimal permissions with 4 digit octalShiva Kerdel1-4/+4
Replaced decimal permissions with 4 digit octal to solve checkpatch errors. Signed-off-by: Shiva Kerdel <shiva@exdev.nl> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2016-10-25Staging: xgifb: Fix NULL pointer comparison warningManinder Singh1-2/+2
Replace direct comparisons to NULL i.e. 'x == NULL' with '!x'. This problem was detected by checkpatch. Signed-off-by: Maninder Singh <maninder.s2@samsung.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2016-10-24staging: xgifb: Remove unnecessary parentheses.Elise Lennion1-8/+8
The removed parentheses are unnecessary and don't add readability. Found using Coccinelle semantic patch: @@ expression e, e1, e2; @@ e &= ( (e1 == e2) | - (e1) + e1 ) @@ expression e, e1, e2; @@ e |= ( (e1 == e2) | - (e1) + e1 ) Signed-off-by: Elise Lennion <elise.lennion@gmail.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2016-10-17staging: xgifb: Compress return logic into one line.Elise Lennion1-6/+3
Simplify return logic to avoid unnecessary variable assignments. Coccinelle was used with this semantic patch: @@ local idexpression ret; expression e; @@ -ret = +return e; -return ret; Signed-off-by: Elise Lennion <elise.lennion@gmail.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2016-09-22staging: xgifb: Remove unused variable and if statementRehas Sachdeva1-5/+1
Setting the variable 'refresh_rate = 60;' has no use to the rest of the function. Hence the if statement setting it and the variable itself can be removed. This was detected using the following Coccinelle semantic patch: @@ type T; identifier i; constant C; @@ ( extern T i; | - T i; <+... when != i - i = C; ...+> ) Signed-off-by: Rehas Sachdeva <aquannie@gmail.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2016-09-18Staging: xgifb: Compress return logicBhumika Goyal1-4/+1
This patch compresses the return logic into a single statement and removes the now unused return variable. Done using coccinelle: @@ type T; identifier r; @@ - T r; ... when !=r - r = + return ...; - return r; Signed-off-by: Bhumika Goyal <bhumirks@gmail.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>