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firmware loader: Add sparse annotation

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Avoid that sparse reports the following warning on __fw_free_buf():

drivers/base/firmware_class.c:230:9: warning: context imbalance in '__fw_free_buf' - unexpected unlock

Signed-off-by: Bart Van Assche <bvanassche@acm.org>
Acked-by: Ming Lei <ming.lei@canonical.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Bart Van Assche 2014-01-04 14:20:36 +01:00 committed by Greg Kroah-Hartman
parent 9705710e40
commit 98233b21cd
1 changed files with 1 additions and 0 deletions
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drivers/base/firmware_class.c
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@ -228,6 +228,7 @@ static int fw_lookup_and_allocate_buf(const char *fw_name,
}
static void __fw_free_buf(struct kref *ref)
__releases(&fwc->lock)
{
struct firmware_buf *buf = to_fwbuf(ref);
struct firmware_cache *fwc = buf->fwc;