[PATCH] USB: Use ARRAY_SIZE macro

Use ARRAY_SIZE macro instead of sizeof(x)/sizeof(x[0]) and remove
duplicates of ARRAY_SIZE. Some trailing whitespaces are also removed.

Patch is compile-tested on i386.

Signed-off-by: Tobias Klauser <tklauser@nuerscht.ch>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

11 files changed, 24 insertions, 35 deletions

diff --git a/drivers/usb/gadget/dummy_hcd.c b/drivers/usb/gadget/dummy_hcd.c
index ce0d4b412dfe..9734cb76dd6c 100644
--- a/drivers/usb/gadget/dummy_hcd.c
+++ b/drivers/usb/gadget/dummy_hcd.c
@@ -138,7 +138,7 @@ static const char *const ep_name [] = {
         /* or like sa1100: two fixed function endpoints */
         "ep1out-bulk", "ep2in-bulk",
 };
-#define DUMMY_ENDPOINTS (sizeof(ep_name)/sizeof(char *))
+#define DUMMY_ENDPOINTS ARRAY_SIZE(ep_name)
 
 /*-------------------------------------------------------------------------*/
 
diff --git a/drivers/usb/input/aiptek.c b/drivers/usb/input/aiptek.c
index 87ae08c99bc4..a6693b0d1c4c 100644
--- a/drivers/usb/input/aiptek.c
+++ b/drivers/usb/input/aiptek.c
@@ -2093,7 +2093,7 @@ aiptek_probe(struct usb_interface *intf, const struct usb_device_id *id)
         /* Programming the tablet macro keys needs to be done with a for loop
          * as the keycodes are discontiguous.
          */
-        for (i = 0; i < sizeof(macroKeyEvents) / sizeof(macroKeyEvents[0]); ++i)
+        for (i = 0; i < ARRAY_SIZE(macroKeyEvents); ++i)
                 set_bit(macroKeyEvents[i], inputdev->keybit);
 
         /*
@@ -2135,7 +2135,7 @@ aiptek_probe(struct usb_interface *intf, const struct usb_device_id *id)
          * not an error :-)
          */
 
-        for (i = 0; i < sizeof(speeds) / sizeof(speeds[0]); ++i) {
+        for (i = 0; i < ARRAY_SIZE(speeds); ++i) {
                 aiptek->curSetting.programmableDelay = speeds[i];
                 (void)aiptek_program_tablet(aiptek);
                 if (aiptek->inputdev->absmax[ABS_X] > 0) {
diff --git a/drivers/usb/media/ibmcam.c b/drivers/usb/media/ibmcam.c
index ba41fc7b95c2..a42c22294124 100644
--- a/drivers/usb/media/ibmcam.c
+++ b/drivers/usb/media/ibmcam.c
@@ -3457,7 +3457,7 @@ static void ibmcam_model3_setup_after_video_if(struct uvd *uvd)
         if(init_model3_input) {
                 if (debug > 0)
                         info("Setting input to RCA.");
-                for (i=0; i < (sizeof(initData)/sizeof(initData[0])); i++) {
+                for (i=0; i < ARRAY_SIZE(initData); i++) {
                         ibmcam_veio(uvd, initData[i].req, initData[i].value, initData[i].index);
                 }
         }
diff --git a/drivers/usb/media/sn9c102_core.c b/drivers/usb/media/sn9c102_core.c
index 08723459da86..8d1a1c357d5a 100644
--- a/drivers/usb/media/sn9c102_core.c
+++ b/drivers/usb/media/sn9c102_core.c
@@ -1316,7 +1316,7 @@ static int sn9c102_init(struct sn9c102_device* cam)
         struct v4l2_control ctrl;
         struct v4l2_queryctrl *qctrl;
         struct v4l2_rect* rect;
-        u8 i = 0, n = 0;
+        u8 i = 0;
         int err = 0;
 
         if (!(cam->state & DEV_INITIALIZED)) {
@@ -1352,7 +1352,7 @@ static int sn9c102_init(struct sn9c102_device* cam)
                 return err;
 
         if (s->pix_format.pixelformat == V4L2_PIX_FMT_SN9C10X)
-                DBG(3, "Compressed video format is active, quality %d", 
+                DBG(3, "Compressed video format is active, quality %d",
                     cam->compression.quality)
         else
                 DBG(3, "Uncompressed video format is active")
@@ -1364,9 +1364,8 @@ static int sn9c102_init(struct sn9c102_device* cam)
                 }
 
         if (s->set_ctrl) {
-                n = sizeof(s->qctrl) / sizeof(s->qctrl[0]);
-                for (i = 0; i < n; i++)
-                        if (s->qctrl[i].id != 0 && 
+                for (i = 0; i < ARRAY_SIZE(s->qctrl); i++)
+                        if (s->qctrl[i].id != 0 &&
                             !(s->qctrl[i].flags & V4L2_CTRL_FLAG_DISABLED)) {
                                 ctrl.id = s->qctrl[i].id;
                                 ctrl.value = qctrl[i].default_value;
@@ -1388,7 +1387,7 @@ static int sn9c102_init(struct sn9c102_device* cam)
                 init_waitqueue_head(&cam->wait_stream);
                 cam->nreadbuffers = 2;
                 memcpy(s->_qctrl, s->qctrl, sizeof(s->qctrl));
-                memcpy(&(s->_rect), &(s->cropcap.defrect), 
+                memcpy(&(s->_rect), &(s->cropcap.defrect),
                        sizeof(struct v4l2_rect));
                 cam->state |= DEV_INITIALIZED;
         }
@@ -1810,13 +1809,12 @@ static int sn9c102_ioctl_v4l2(struct inode* inode, struct file* filp,
         {
                 struct sn9c102_sensor* s = cam->sensor;
                 struct v4l2_queryctrl qc;
-                u8 i, n;
+                u8 i;
 
                 if (copy_from_user(&qc, arg, sizeof(qc)))
                         return -EFAULT;
 
-                n = sizeof(s->qctrl) / sizeof(s->qctrl[0]);
-                for (i = 0; i < n; i++)
+                for (i = 0; i < ARRAY_SIZE(s->qctrl); i++)
                         if (qc.id && qc.id == s->qctrl[i].id) {
                                 memcpy(&qc, &(s->qctrl[i]), sizeof(qc));
                                 if (copy_to_user(arg, &qc, sizeof(qc)))
@@ -1852,7 +1850,7 @@ static int sn9c102_ioctl_v4l2(struct inode* inode, struct file* filp,
         {
                 struct sn9c102_sensor* s = cam->sensor;
                 struct v4l2_control ctrl;
-                u8 i, n;
+                u8 i;
                 int err = 0;
 
                 if (!s->set_ctrl)
@@ -1861,8 +1859,7 @@ static int sn9c102_ioctl_v4l2(struct inode* inode, struct file* filp,
                 if (copy_from_user(&ctrl, arg, sizeof(ctrl)))
                         return -EFAULT;
 
-                n = sizeof(s->qctrl) / sizeof(s->qctrl[0]);
-                for (i = 0; i < n; i++)
+                for (i = 0; i < ARRAY_SIZE(s->qctrl); i++)
                         if (ctrl.id == s->qctrl[i].id) {
                                 if (ctrl.value < s->qctrl[i].minimum ||
                                     ctrl.value > s->qctrl[i].maximum)
@@ -2544,7 +2541,7 @@ sn9c102_usb_probe(struct usb_interface* intf, const struct usb_device_id* id)
         unsigned int i, n;
         int err = 0, r;
 
-        n = sizeof(sn9c102_id_table)/sizeof(sn9c102_id_table[0]);
+        n = ARRAY_SIZE(sn9c102_id_table);
         for (i = 0; i < n-1; i++)
                 if (le16_to_cpu(udev->descriptor.idVendor) == 
                     sn9c102_id_table[i].idVendor &&
diff --git a/drivers/usb/media/w9968cf.c b/drivers/usb/media/w9968cf.c
index 52b90d50febb..8d6a1ff6595f 100644
--- a/drivers/usb/media/w9968cf.c
+++ b/drivers/usb/media/w9968cf.c
@@ -2958,7 +2958,7 @@ static int w9968cf_v4l_ioctl(struct inode* inode, struct file* filp,
         };
 
         #define V4L1_IOCTL(cmd) \
-                ((_IOC_NR((cmd)) < sizeof(v4l1_ioctls)/sizeof(char*)) ? \
+                ((_IOC_NR((cmd)) < ARRAY_SIZE(v4l1_ioctls)) ? \
                 v4l1_ioctls[_IOC_NR((cmd))] : "?")
 
         cam = (struct w9968cf_device*)video_get_drvdata(video_devdata(filp));
diff --git a/drivers/usb/net/zd1201.c b/drivers/usb/net/zd1201.c
index 4d6673adc8fc..2af21a620c07 100644
--- a/drivers/usb/net/zd1201.c
+++ b/drivers/usb/net/zd1201.c
@@ -1722,7 +1722,7 @@ static const struct iw_priv_args zd1201_private_args[] = {
             IW_PRIV_TYPE_NONE, "sethostauth" },
         { ZD1201GIWHOSTAUTH, IW_PRIV_TYPE_NONE,
             IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "gethostauth" },
-        { ZD1201SIWAUTHSTA, IW_PRIV_TYPE_ADDR | IW_PRIV_SIZE_FIXED | 1, 
+        { ZD1201SIWAUTHSTA, IW_PRIV_TYPE_ADDR | IW_PRIV_SIZE_FIXED | 1,
             IW_PRIV_TYPE_NONE, "authstation" },
         { ZD1201SIWMAXASSOC, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1,
             IW_PRIV_TYPE_NONE, "setmaxassoc" },
@@ -1731,9 +1731,9 @@ static const struct iw_priv_args zd1201_private_args[] = {
 };
 
 static const struct iw_handler_def zd1201_iw_handlers = {
-        .num_standard           = sizeof(zd1201_iw_handler)/sizeof(iw_handler),
-        .num_private            = sizeof(zd1201_private_handler)/sizeof(iw_handler),
-        .num_private_args       = sizeof(zd1201_private_args)/sizeof(struct iw_priv_args),
+        .num_standard           = ARRAY_SIZE(zd1201_iw_handler),
+        .num_private            = ARRAY_SIZE(zd1201_private_handler),
+        .num_private_args       = ARRAY_SIZE(zd1201_private_args),
         .standard               = (iw_handler *)zd1201_iw_handler,
         .private                = (iw_handler *)zd1201_private_handler,
         .private_args           = (struct iw_priv_args *) zd1201_private_args,
diff --git a/drivers/usb/serial/io_edgeport.c b/drivers/usb/serial/io_edgeport.c
index 89bb3563c919..faedbeb6ba49 100644
--- a/drivers/usb/serial/io_edgeport.c
+++ b/drivers/usb/serial/io_edgeport.c
@@ -2353,7 +2353,7 @@ static int calc_baud_rate_divisor (int baudrate, int *divisor)
 
         dbg("%s - %d", __FUNCTION__, baudrate);
 
-        for (i = 0; i < NUM_ENTRIES(divisor_table); i++) {
+        for (i = 0; i < ARRAY_SIZE(divisor_table); i++) {
                 if ( divisor_table[i].BaudRate == baudrate ) {
                         *divisor = divisor_table[i].Divisor;
                         return 0;
diff --git a/drivers/usb/serial/io_edgeport.h b/drivers/usb/serial/io_edgeport.h
index 5112d7aac055..123fa8a904e6 100644
--- a/drivers/usb/serial/io_edgeport.h
+++ b/drivers/usb/serial/io_edgeport.h
@@ -31,9 +31,6 @@
 #ifndef HIGH8
         #define HIGH8(a)        ((unsigned char)((a & 0xff00) >> 8))
 #endif
-#ifndef NUM_ENTRIES
-        #define NUM_ENTRIES(x)  (sizeof(x)/sizeof((x)[0]))
-#endif
 
 #ifndef __KERNEL__
 #define __KERNEL__
diff --git a/drivers/usb/serial/safe_serial.c b/drivers/usb/serial/safe_serial.c
index 86dc21c728a5..f0215f850d2d 100644
--- a/drivers/usb/serial/safe_serial.c
+++ b/drivers/usb/serial/safe_serial.c
@@ -425,7 +425,7 @@ static int __init safe_init (void)
         if (vendor || product) {
                 info ("vendor: %x product: %x\n", vendor, product);
 
-                for (i = 0; i < (sizeof (id_table) / sizeof (struct usb_device_id)); i++) {
+                for (i = 0; i < ARRAY_SIZE(id_table); i++) {
                         if (!id_table[i].idVendor && !id_table[i].idProduct) {
                                 id_table[i].idVendor = vendor;
                                 id_table[i].idProduct = product;
diff --git a/drivers/usb/serial/ti_usb_3410_5052.c b/drivers/usb/serial/ti_usb_3410_5052.c
index 9e53ec75bcfd..abb830cb77bd 100644
--- a/drivers/usb/serial/ti_usb_3410_5052.c
+++ b/drivers/usb/serial/ti_usb_3410_5052.c
@@ -351,17 +351,14 @@ static int __init ti_init(void)
         int i,j;
         int ret;
 
-
         /* insert extra vendor and product ids */
-        j = sizeof(ti_id_table_3410)/sizeof(struct usb_device_id)
-                - TI_EXTRA_VID_PID_COUNT - 1;
+        j = ARRAY_SIZE(ti_id_table_3410) - TI_EXTRA_VID_PID_COUNT - 1;
         for (i=0; i<min(vendor_3410_count,product_3410_count); i++,j++) {
                 ti_id_table_3410[j].idVendor = vendor_3410[i];
                 ti_id_table_3410[j].idProduct = product_3410[i];
                 ti_id_table_3410[j].match_flags = USB_DEVICE_ID_MATCH_DEVICE;
         }
-        j = sizeof(ti_id_table_5052)/sizeof(struct usb_device_id)
-                - TI_EXTRA_VID_PID_COUNT - 1;
+        j = ARRAY_SIZE(ti_id_table_5052) - TI_EXTRA_VID_PID_COUNT - 1;
         for (i=0; i<min(vendor_5052_count,product_5052_count); i++,j++) {
                 ti_id_table_5052[j].idVendor = vendor_5052[i];
                 ti_id_table_5052[j].idProduct = product_5052[i];
diff --git a/drivers/usb/storage/sddr09.c b/drivers/usb/storage/sddr09.c
index b8e7802c871d..fb8bacaae27c 100644
--- a/drivers/usb/storage/sddr09.c
+++ b/drivers/usb/storage/sddr09.c
@@ -133,13 +133,11 @@ static struct nand_flash_dev nand_flash_ids[] = {
         { 0,}
 };
 
-#define SIZE(a) (sizeof(a)/sizeof((a)[0]))
-
 static struct nand_flash_dev *
 nand_find_id(unsigned char id) {
         int i;
 
-        for (i = 0; i < SIZE(nand_flash_ids); i++)
+        for (i = 0; i < ARRAY_SIZE(nand_flash_ids); i++)
                 if (nand_flash_ids[i].model_id == id)
                         return &(nand_flash_ids[i]);
         return NULL;