MBCS: convert dmareadlock to mutex

MBCS: Convert the semaphore dmareadlock to the mutex API

Signed-off-by: Matthias Kaehlcke <matthias.kaehlcke@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/char/mbcs.h b/drivers/char/mbcs.h
index b05435145d72..ba671589f4cb 100644
--- a/drivers/char/mbcs.h
+++ b/drivers/char/mbcs.h
@@ -538,7 +538,7 @@ struct mbcs_soft {
 	atomic_t dmaread_done;
 	atomic_t algo_done;
 	struct mutex dmawritelock;
-	struct semaphore dmareadlock;
+	struct mutex dmareadlock;
 	struct mutex algolock;
 };