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authorLinus Torvalds <torvalds@linux-foundation.org>2015-03-09 18:55:52 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2015-03-09 18:55:52 -0700
commitec0e6bd3f11c0acf9cbcbe12da3ab45ac7cc7ead (patch)
tree2411a0b7a05a6c6c0b43515806180033c8660ac0 /drivers
parentMerge tag 'trace-fixes-v4.0-rc2-2' of git://git.kernel.org/pub/scm/linux/kernel/git/rostedt/linux-trace (diff)
parents390/mm: fix incorrect ASCE after crst_table_downgrade (diff)
downloadlinux-dev-ec0e6bd3f11c0acf9cbcbe12da3ab45ac7cc7ead.tar.xz
linux-dev-ec0e6bd3f11c0acf9cbcbe12da3ab45ac7cc7ead.zip
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/s390/linux
Pull s390 fixes from Martin Schwidefsky: "One performance optimization for page_clear and a couple of bug fixes" * 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/s390/linux: s390/mm: fix incorrect ASCE after crst_table_downgrade s390/ftrace: fix crashes when switching tracers / add notrace to cpu_relax() s390/pci: unify pci_iomap symbol exports s390/pci: fix [un]map_resources sequence s390: let the compiler do page clearing s390/pci: fix possible information leak in mmio syscall s390/dcss: array index 'i' is used before limits check. s390/scm_block: fix off by one during cluster reservation s390/jump label: improve and fix sanity check s390/jump label: add missing jump_label_apply_nops() call
Diffstat (limited to 'drivers')
-rw-r--r--drivers/s390/block/dcssblk.c2
-rw-r--r--drivers/s390/block/scm_blk_cluster.c2
2 files changed, 2 insertions, 2 deletions
diff --git a/drivers/s390/block/dcssblk.c b/drivers/s390/block/dcssblk.c
index 96128cb009f3..da212813f2d5 100644
--- a/drivers/s390/block/dcssblk.c
+++ b/drivers/s390/block/dcssblk.c
@@ -547,7 +547,7 @@ dcssblk_add_store(struct device *dev, struct device_attribute *attr, const char
* parse input
*/
num_of_segments = 0;
- for (i = 0; ((buf[i] != '\0') && (buf[i] != '\n') && i < count); i++) {
+ for (i = 0; (i < count && (buf[i] != '\0') && (buf[i] != '\n')); i++) {
for (j = i; (buf[j] != ':') &&
(buf[j] != '\0') &&
(buf[j] != '\n') &&
diff --git a/drivers/s390/block/scm_blk_cluster.c b/drivers/s390/block/scm_blk_cluster.c
index 09db45296eed..7497ddde2dd6 100644
--- a/drivers/s390/block/scm_blk_cluster.c
+++ b/drivers/s390/block/scm_blk_cluster.c
@@ -92,7 +92,7 @@ bool scm_reserve_cluster(struct scm_request *scmrq)
add = 0;
continue;
}
- for (pos = 0; pos <= iter->aob->request.msb_count; pos++) {
+ for (pos = 0; pos < iter->aob->request.msb_count; pos++) {
if (clusters_intersect(req, iter->request[pos]) &&
(rq_data_dir(req) == WRITE ||
rq_data_dir(iter->request[pos]) == WRITE)) {