[IRDA]: use mutex instead of semaphore in VLSI 82C147 IrDA controller driver
The VLSI 82C147 IrDA controller driver uses a semaphore as mutex. Use the
mutex API instead of the (binary) semaphore.
Signed-off-by: Matthias Kaehlcke <matthias.kaehlcke@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/irda/vlsi_ir.h b/drivers/net/irda/vlsi_ir.h
index 2d3b773..ca12a60 100644
--- a/drivers/net/irda/vlsi_ir.h
+++ b/drivers/net/irda/vlsi_ir.h
@@ -728,7 +728,7 @@
struct timeval last_rx;
spinlock_t lock;
- struct semaphore sem;
+ struct mutex mtx;
u8 resume_ok;
struct proc_dir_entry *proc_entry;