kernel/: convert cpu notifier to return encapsulate errno value

By the previous modification, the cpu notifier can return encapsulate
errno value.  This converts the cpu notifiers for kernel/*.c

Signed-off-by: Akinobu Mita <akinobu.mita@gmail.com>
Cc: Ingo Molnar <mingo@elte.hu>
Cc: Peter Zijlstra <peterz@infradead.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

1 files changed, 1 insertions, 1 deletions

diff --git a/kernel/relay.c b/kernel/relay.c
index 4268287148c1..c7cf397fb929 100644
--- a/kernel/relay.c
+++ b/kernel/relay.c
@@ -539,7 +539,7 @@ static int __cpuinit relay_hotcpu_callback(struct notifier_block *nb,
                                         "relay_hotcpu_callback: cpu %d buffer "
                                         "creation failed\n", hotcpu);
                                 mutex_unlock(&relay_channels_mutex);
-                                return NOTIFY_BAD;
+                                return notifier_from_errno(-ENOMEM);
                         }
                 }
                 mutex_unlock(&relay_channels_mutex);