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| author | Sonny Rao <sonny@burdell.org> | 2006-06-27 02:54:06 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@g5.osdl.org> | 2006-06-27 17:32:40 -0700 |
| commit | 6ac12dfe9c2027cd3c5ed603f11d1bb4f04906fe (patch) | |
| tree | 7c1cb6d405dcaf959d9b1f67f62991775722fcde | |
| parent | b65b5b59f98aa317df399318b0b2770f50732d3c (diff) | |
| download | op-kernel-dev-6ac12dfe9c2027cd3c5ed603f11d1bb4f04906fe.zip op-kernel-dev-6ac12dfe9c2027cd3c5ed603f11d1bb4f04906fe.tar.gz | |
[PATCH] rtc: fix idr locking
We need to serialize access to the global rtc_idr even in this error path.
Signed-off-by: Sonny Rao <sonny@burdell.org>
Acked-by: Alessandro Zummo <a.zummo@towertech.it>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
| -rw-r--r-- | drivers/rtc/class.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/rtc/class.c b/drivers/rtc/class.c index 5396bee..1cb61a7 100644 --- a/drivers/rtc/class.c +++ b/drivers/rtc/class.c @@ -94,7 +94,9 @@ exit_kfree: kfree(rtc); exit_idr: + mutex_lock(&idr_lock); idr_remove(&rtc_idr, id); + mutex_unlock(&idr_lock); exit: dev_err(dev, "rtc core: unable to register %s, err = %d\n", |
