[SCSI] drivers/scsi: Use ARRAY_SIZE macro

Use ARRAY_SIZE macro instead of sizeof(x)/sizeof(x[0]) and remove
duplicates of the macro.

Signed-off-by: Tobias Klauser <tklauser@nuerscht.ch>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>

1 files changed, 13 insertions, 20 deletions

diff --git a/drivers/scsi/constants.c b/drivers/scsi/constants.c
index 30a335349cee..e24835b38b54 100644
--- a/drivers/scsi/constants.c
+++ b/drivers/scsi/constants.c
@@ -114,8 +114,7 @@ static const struct value_name_pair maint_in_arr[] = {
 	{0xd, "Report supported task management functions"},
 	{0xe, "Report priority"},
 };
-#define MAINT_IN_SZ \
-        (int)(sizeof(maint_in_arr) / sizeof(maint_in_arr[0]))
+#define MAINT_IN_SZ ARRAY_SIZE(maint_in_arr)
 
 static const struct value_name_pair maint_out_arr[] = {
 	{0x6, "Set device identifier"},
@@ -123,34 +122,29 @@ static const struct value_name_pair maint_out_arr[] = {
 	{0xb, "Change aliases"},
 	{0xe, "Set priority"},
 };
-#define MAINT_OUT_SZ \
-        (int)(sizeof(maint_out_arr) / sizeof(maint_out_arr[0]))
+#define MAINT_OUT_SZ ARRAY_SIZE(maint_out_arr)
 
 static const struct value_name_pair serv_in12_arr[] = {
 	{0x1, "Read media serial number"},
 };
-#define SERV_IN12_SZ  \
-        (int)(sizeof(serv_in12_arr) / sizeof(serv_in12_arr[0]))
+#define SERV_IN12_SZ ARRAY_SIZE(serv_in12_arr)
 
 static const struct value_name_pair serv_out12_arr[] = {
 	{-1, "dummy entry"},
 };
-#define SERV_OUT12_SZ \
-        (int)(sizeof(serv_out12_arr) / sizeof(serv_in12_arr[0]))
+#define SERV_OUT12_SZ ARRAY_SIZE(serv_out12_arr)
 
 static const struct value_name_pair serv_in16_arr[] = {
 	{0x10, "Read capacity(16)"},
 	{0x11, "Read long(16)"},
 };
-#define SERV_IN16_SZ  \
-        (int)(sizeof(serv_in16_arr) / sizeof(serv_in16_arr[0]))
+#define SERV_IN16_SZ ARRAY_SIZE(serv_in16_arr)
 
 static const struct value_name_pair serv_out16_arr[] = {
 	{0x11, "Write long(16)"},
 	{0x1f, "Notify data transfer device(16)"},
 };
-#define SERV_OUT16_SZ \
-        (int)(sizeof(serv_out16_arr) / sizeof(serv_in16_arr[0]))
+#define SERV_OUT16_SZ ARRAY_SIZE(serv_out16_arr)
 
 static const struct value_name_pair variable_length_arr[] = {
 	{0x1, "Rebuild(32)"},
@@ -190,8 +184,7 @@ static const struct value_name_pair variable_length_arr[] = {
 	{0x8f7e, "Perform SCSI command (osd)"},
 	{0x8f7f, "Perform task management function (osd)"},
 };
-#define VARIABLE_LENGTH_SZ \
-        (int)(sizeof(variable_length_arr) / sizeof(variable_length_arr[0]))
+#define VARIABLE_LENGTH_SZ ARRAY_SIZE(variable_length_arr)
 
 static const char * get_sa_name(const struct value_name_pair * arr,
 			        int arr_sz, int service_action)
@@ -1290,10 +1283,10 @@ EXPORT_SYMBOL(scsi_print_command);
 #ifdef CONFIG_SCSI_CONSTANTS
 
 static const char * const hostbyte_table[]={
-"DID_OK", "DID_NO_CONNECT", "DID_BUS_BUSY", "DID_TIME_OUT", "DID_BAD_TARGET", 
+"DID_OK", "DID_NO_CONNECT", "DID_BUS_BUSY", "DID_TIME_OUT", "DID_BAD_TARGET",
 "DID_ABORT", "DID_PARITY", "DID_ERROR", "DID_RESET", "DID_BAD_INTR",
 "DID_PASSTHROUGH", "DID_SOFT_ERROR", "DID_IMM_RETRY"};
-#define NUM_HOSTBYTE_STRS (sizeof(hostbyte_table) / sizeof(const char *))
+#define NUM_HOSTBYTE_STRS ARRAY_SIZE(hostbyte_table)
 
 void scsi_print_hostbyte(int scsiresult)
 {
@@ -1303,7 +1296,7 @@ void scsi_print_hostbyte(int scsiresult)
 	if (hb < NUM_HOSTBYTE_STRS)
 		printk("(%s) ", hostbyte_table[hb]);
 	else
-		printk("is invalid "); 
+		printk("is invalid ");
 }
 #else
 void scsi_print_hostbyte(int scsiresult)
@@ -1315,14 +1308,14 @@ void scsi_print_hostbyte(int scsiresult)
 #ifdef CONFIG_SCSI_CONSTANTS
 
 static const char * const driverbyte_table[]={
-"DRIVER_OK", "DRIVER_BUSY", "DRIVER_SOFT",  "DRIVER_MEDIA", "DRIVER_ERROR", 
+"DRIVER_OK", "DRIVER_BUSY", "DRIVER_SOFT",  "DRIVER_MEDIA", "DRIVER_ERROR",
 "DRIVER_INVALID", "DRIVER_TIMEOUT", "DRIVER_HARD", "DRIVER_SENSE"};
-#define NUM_DRIVERBYTE_STRS (sizeof(driverbyte_table) / sizeof(const char *))
+#define NUM_DRIVERBYTE_STRS ARRAY_SIZE(driverbyte_table)
 
 static const char * const driversuggest_table[]={"SUGGEST_OK",
 "SUGGEST_RETRY", "SUGGEST_ABORT", "SUGGEST_REMAP", "SUGGEST_DIE",
 "SUGGEST_5", "SUGGEST_6", "SUGGEST_7", "SUGGEST_SENSE"};
-#define NUM_SUGGEST_STRS (sizeof(driversuggest_table) / sizeof(const char *))
+#define NUM_SUGGEST_STRS ARRAY_SIZE(driversuggest_table)
 
 void scsi_print_driverbyte(int scsiresult)
 {