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authorAkinobu Mita <akinobu.mita@gmail.com>2011-07-08 22:53:36 +0400
committerRafael J. Wysocki <rjw@sisk.pl>2011-07-16 01:58:20 +0400
commitf0c077a8b7f9dce590c760a7b2f3c417dffa52d1 (patch)
treeef6d08aa3ca1d79000db7d7479d98bda04a11c78 /drivers/char/apm-emulation.c
parent1d8047a6f7973470bb1de4606a6e00c0bbee3cc6 (diff)
downloadlinux-f0c077a8b7f9dce590c760a7b2f3c417dffa52d1.tar.xz
PM: Improve error code of pm_notifier_call_chain()
This enables pm_notifier_call_chain() to get the actual error code in the callback rather than always assume -EINVAL by converting all PM notifier calls to return encapsulate error code with notifier_from_errno(). Signed-off-by: Akinobu Mita <akinobu.mita@gmail.com> Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl>
Diffstat (limited to 'drivers/char/apm-emulation.c')
-rw-r--r--drivers/char/apm-emulation.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/char/apm-emulation.c b/drivers/char/apm-emulation.c
index 548708c4b2b8..a7346ab97a3c 100644
--- a/drivers/char/apm-emulation.c
+++ b/drivers/char/apm-emulation.c
@@ -606,7 +606,7 @@ static int apm_suspend_notifier(struct notifier_block *nb,
return NOTIFY_OK;
/* interrupted by signal */
- return NOTIFY_BAD;
+ return notifier_from_errno(err);
case PM_POST_SUSPEND:
/*