netfilter_ipv4: remove ARRAY_SIZE duplicate

@@ -7,8 +7,6 @@
 
 #define IPT_SCTP_VALID_FLAGS		0x07
 
-#define ELEMCOUNT(x) (sizeof(x)/sizeof(x[0]))
-
 
 struct ipt_sctp_flag_info {
 	u_int8_t chunktype;

@@ -59,21 +57,21 @@ struct ipt_sctp_info {
 #define SCTP_CHUNKMAP_RESET(chunkmap) 				\
 	do {							\
 		int i; 						\
-		for (i = 0; i < ELEMCOUNT(chunkmap); i++)	\
+		for (i = 0; i < ARRAY_SIZE(chunkmap); i++)	\
 			chunkmap[i] = 0;			\
 	} while (0)
 
 #define SCTP_CHUNKMAP_SET_ALL(chunkmap) 			\
 	do {							\
 		int i; 						\
-		for (i = 0; i < ELEMCOUNT(chunkmap); i++) 	\
+		for (i = 0; i < ARRAY_SIZE(chunkmap); i++)	\
 			chunkmap[i] = ~0;			\
 	} while (0)
 
 #define SCTP_CHUNKMAP_COPY(destmap, srcmap) 			\
 	do {							\
 		int i; 						\
-		for (i = 0; i < ELEMCOUNT(chunkmap); i++) 	\
+		for (i = 0; i < ARRAY_SIZE(chunkmap); i++)	\
 			destmap[i] = srcmap[i];			\
 	} while (0)
 

@@ -81,7 +79,7 @@ struct ipt_sctp_info {
 ({							\
 	int i; 						\
 	int flag = 1;					\
-	for (i = 0; i < ELEMCOUNT(chunkmap); i++) {	\
+	for (i = 0; i < ARRAY_SIZE(chunkmap); i++) {	\
 		if (chunkmap[i]) {			\
 			flag = 0;			\
 			break;				\

@@ -94,7 +92,7 @@ struct ipt_sctp_info {
 ({							\
 	int i; 						\
 	int flag = 1;					\
-	for (i = 0; i < ELEMCOUNT(chunkmap); i++) {	\
+	for (i = 0; i < ARRAY_SIZE(chunkmap); i++) {	\
 		if (chunkmap[i] != ~0) {		\
 			flag = 0;			\
 				break;			\