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[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>
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@ -94,7 +94,9 @@ exit_kfree:
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kfree(rtc);
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exit_idr:
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mutex_lock(&idr_lock);
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idr_remove(&rtc_idr, id);
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mutex_unlock(&idr_lock);
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exit:
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dev_err(dev, "rtc core: unable to register %s, err = %d\n",
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