aboutsummaryrefslogtreecommitdiffstats
path: root/scripts
diff options
context:
space:
mode:
authorBrendan Jackman <brendan.jackman@bluwireless.co.uk>2019-09-25 16:46:41 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2019-09-25 17:51:39 -0700
commit6dba824e9ef7155f58f11b268b0f98ecec31b723 (patch)
treeb49241799c5201d2668f8c5223fa399cba608b05 /scripts
parentcheckpatch.pl: warn on invalid commit id (diff)
downloadlinux-dev-6dba824e9ef7155f58f11b268b0f98ecec31b723.tar.xz
linux-dev-6dba824e9ef7155f58f11b268b0f98ecec31b723.zip
checkpatch: exclude sizeof sub-expressions from MACRO_ARG_REUSE
The arguments of sizeof are not evaluated so arguments are safe to re-use in that context. Excluding sizeof subexpressions means macros like ARRAY_SIZE can pass checkpatch. Link: http://lkml.kernel.org/r/20190806070833.24423-1-brendan.jackman@bluwireless.co.uk Signed-off-by: Brendan Jackman <brendan.jackman@bluwireless.co.uk> Acked-by: Joe Perches <joe@perches.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'scripts')
-rwxr-xr-xscripts/checkpatch.pl2
1 files changed, 1 insertions, 1 deletions
diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl
index 0b1388078b69..d7466879d505 100755
--- a/scripts/checkpatch.pl
+++ b/scripts/checkpatch.pl
@@ -5204,7 +5204,7 @@ sub process {
next if ($arg =~ /\.\.\./);
next if ($arg =~ /^type$/i);
my $tmp_stmt = $define_stmt;
- $tmp_stmt =~ s/\b(typeof|__typeof__|__builtin\w+|typecheck\s*\(\s*$Type\s*,|\#+)\s*\(*\s*$arg\s*\)*\b//g;
+ $tmp_stmt =~ s/\b(sizeof|typeof|__typeof__|__builtin\w+|typecheck\s*\(\s*$Type\s*,|\#+)\s*\(*\s*$arg\s*\)*\b//g;
$tmp_stmt =~ s/\#+\s*$arg\b//g;
$tmp_stmt =~ s/\b$arg\s*\#\#//g;
my $use_cnt = () = $tmp_stmt =~ /\b$arg\b/g;