The patch titled
rtc: fix idr locking
has been added to the -mm tree. Its filename is
rtc-fix-idr-locking.patch
See http://www.zip.com.au/~akpm/linux/patches/stuff/added-to-mm.txt to find
out what to do about this
------------------------------------------------------
Subject: rtc: fix idr locking
From: Sonny Rao <sonny@xxxxxxxxxxx>
We need to serialize access to the global rtc_idr even in this error path.
Signed-off-by: Sonny Rao <sonny@xxxxxxxxxxx>
Cc: Alessandro Zummo <a.zummo@xxxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxx>
---
drivers/rtc/class.c | 2 ++
1 file changed, 2 insertions(+)
diff -puN drivers/rtc/class.c~rtc-fix-idr-locking drivers/rtc/class.c
--- a/drivers/rtc/class.c~rtc-fix-idr-locking
+++ a/drivers/rtc/class.c
@@ -93,7 +93,9 @@ 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",
_
Patches currently in -mm which might be from sonny@xxxxxxxxxxx are
origin.patch
rtc-fix-idr-locking.patch
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