diff --git a/sound/pcmcia/vx/vxpocket.c b/sound/pcmcia/vx/vxpocket.c
index 363bcb5..c57e127 100644
--- a/sound/pcmcia/vx/vxpocket.c
+++ b/sound/pcmcia/vx/vxpocket.c
@@ -297,7 +297,7 @@
 
 	/* find an empty slot from the card list */
 	for (i = 0; i < SNDRV_CARDS; i++) {
-		if (! card_alloc & (1 << i))
+		if (!(card_alloc & (1 << i)))
 			break;
 	}
 	if (i >= SNDRV_CARDS) {