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authorDavid Brownell <dbrownell@users.sourceforge.net>2008-07-30 09:33:30 +0400
committerLinus Torvalds <torvalds@linux-foundation.org>2008-07-30 20:41:45 +0400
commitb68bb2632453a9ca7d10a00d79adf60968cb4c05 (patch)
tree3093bd33da75ce165d0f9b0af8931d7eb4d4488a /drivers/rtc/rtc-dev.c
parent950d442ad053e660538cdaa6efc0e060c2a65062 (diff)
downloadlinux-b68bb2632453a9ca7d10a00d79adf60968cb4c05.tar.xz
rtc: don't return -EBUSY when mutex_lock_interruptible() fails
It was pointed out that the RTC framework handles its mutex locks oddly ... returning -EBUSY when interrupted. This fixes that by returning the value of mutex_lock_interruptible() (i.e. -EINTR). Signed-off-by: David Brownell <dbrownell@users.sourceforge.net> Acked-by: Alessandro Zummo <a.zummo@towertech.it> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers/rtc/rtc-dev.c')
-rw-r--r--drivers/rtc/rtc-dev.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/rtc/rtc-dev.c b/drivers/rtc/rtc-dev.c
index 0a870b7e5c32..ae3bd4de7675 100644
--- a/drivers/rtc/rtc-dev.c
+++ b/drivers/rtc/rtc-dev.c
@@ -221,7 +221,7 @@ static long rtc_dev_ioctl(struct file *file,
err = mutex_lock_interruptible(&rtc->ops_lock);
if (err)
- return -EBUSY;
+ return err;
/* check that the calling task has appropriate permissions
* for certain ioctls. doing this check here is useful