ath5k: several off by one range checks

There are several places that use > ARRAY_SIZE() instead of
>= ARRAY_SIZE().

Signed-off-by: Dan Carpenter <error27@gmail.com>
Acked-by: Bob Copeland <me@bobcopeland.com>
Acked-by: Bruno Randolf <br1@einfach.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
diff --git a/drivers/net/wireless/ath/ath5k/ani.c b/drivers/net/wireless/ath/ath5k/ani.c
index 584a3285..f2311ab 100644
--- a/drivers/net/wireless/ath/ath5k/ani.c
+++ b/drivers/net/wireless/ath/ath5k/ani.c
@@ -73,7 +73,7 @@
 	const s8 hi[] = { -14, -12 };
 	const s8 fr[] = { -78, -80 };
 #endif
-	if (level < 0 || level > ARRAY_SIZE(sz)) {
+	if (level < 0 || level >= ARRAY_SIZE(sz)) {
 		ATH5K_DBG_UNLIMIT(ah->ah_sc, ATH5K_DEBUG_ANI,
 			"level out of range %d", level);
 		return;
@@ -104,7 +104,7 @@
 {
 	const int val[] = { 2, 4, 6, 8, 10, 12, 14, 16 };
 
-	if (level < 0 || level > ARRAY_SIZE(val) ||
+	if (level < 0 || level >= ARRAY_SIZE(val) ||
 	    level > ah->ah_sc->ani_state.max_spur_level) {
 		ATH5K_DBG_UNLIMIT(ah->ah_sc, ATH5K_DEBUG_ANI,
 			"level out of range %d", level);
@@ -129,7 +129,7 @@
 {
 	const int val[] = { 0, 4, 8 };
 
-	if (level < 0 || level > ARRAY_SIZE(val)) {
+	if (level < 0 || level >= ARRAY_SIZE(val)) {
 		ATH5K_DBG_UNLIMIT(ah->ah_sc, ATH5K_DEBUG_ANI,
 			"level out of range %d", level);
 		return;