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authorViresh Kumar <viresh.kumar@linaro.org>2017-02-24 15:00:44 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2017-02-24 17:46:56 -0800
commit3e6daded1f51b79ff851b6c1e4b192f47ea3d063 (patch)
treefc122c167767f41c2a487a19b129f0f656d78dfc
parent9c57b5808c625f4fc93da330b932647eaff321f7 (diff)
kernel/notifier.c: simplify expression
NOTIFY_STOP_MASK (0x8000) has only one bit set and there is no need to compare output of "ret & NOTIFY_STOP_MASK" to NOTIFY_STOP_MASK. We just need to make sure the output is non-zero, that's it. Link: http://lkml.kernel.org/r/88ee58264a2bfab1c97ffc8ac753e25f55f57c10.1483593065.git.viresh.kumar@linaro.org Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
-rw-r--r--kernel/notifier.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/kernel/notifier.c b/kernel/notifier.c
index fd2c9acbcc19..6196af8a8223 100644
--- a/kernel/notifier.c
+++ b/kernel/notifier.c
@@ -95,7 +95,7 @@ static int notifier_call_chain(struct notifier_block **nl,
if (nr_calls)
(*nr_calls)++;
- if ((ret & NOTIFY_STOP_MASK) == NOTIFY_STOP_MASK)
+ if (ret & NOTIFY_STOP_MASK)
break;
nb = next_nb;
nr_to_call--;