diff --git a/drivers/sbus/char/bbc_i2c.c b/drivers/sbus/char/bbc_i2c.c
index f08e169ba1b51a150372753672741df102818591..7e30e5f6e032a30bbdae7d89355b49122b4f6b42 100644
--- a/drivers/sbus/char/bbc_i2c.c
+++ b/drivers/sbus/char/bbc_i2c.c
@@ -129,7 +129,7 @@ static int wait_for_pin(struct bbc_i2c_bus *bp, u8 *status)
 	bp->waiting = 1;
 	add_wait_queue(&bp->wq, &wait);
 	while (limit-- > 0) {
-		unsigned long val;
+		long val;
 
 		val = wait_event_interruptible_timeout(
 				bp->wq,