[PATCH 2/6] drivers/usb: Remove unneeded kmalloc() return value casts

From: Jesper Juhl
Date: Sun Dec 11 2005 - 14:32:41 EST



Remove kmalloc() return value casts that we don't need from
drivers/usb/*


Signed-off-by: Jesper Juhl <jesper.juhl@xxxxxxxxx>
---

drivers/usb/media/usbvideo.c | 2 +-
drivers/usb/media/w9968cf.c | 4 ++--
drivers/usb/misc/auerswald.c | 4 ++--
drivers/usb/misc/rio500.c | 4 ++--
4 files changed, 7 insertions(+), 7 deletions(-)

--- linux-2.6.15-rc5-git1-orig/drivers/usb/misc/auerswald.c 2005-12-04 18:48:23.000000000 +0100
+++ linux-2.6.15-rc5-git1/drivers/usb/misc/auerswald.c 2005-12-11 20:03:54.000000000 +0100
@@ -767,7 +767,7 @@ static int auerbuf_setup (pauerbufctl_t
memset (bep, 0, sizeof (auerbuf_t));
bep->list = bcp;
INIT_LIST_HEAD (&bep->buff_list);
- bep->bufp = (char *) kmalloc (bufsize, GFP_KERNEL);
+ bep->bufp = kmalloc (bufsize, GFP_KERNEL);
if (!bep->bufp)
goto bl_fail;
bep->dr = (struct usb_ctrlrequest *) kmalloc (sizeof (struct usb_ctrlrequest), GFP_KERNEL);
@@ -1123,7 +1123,7 @@ static int auerswald_int_open (pauerswal
}
}
if (!cp->intbufp) {
- cp->intbufp = (char *) kmalloc (irqsize, GFP_KERNEL);
+ cp->intbufp = kmalloc (irqsize, GFP_KERNEL);
if (!cp->intbufp) {
ret = -ENOMEM;
goto intoend;
--- linux-2.6.15-rc5-git1-orig/drivers/usb/misc/rio500.c 2005-12-04 18:48:23.000000000 +0100
+++ linux-2.6.15-rc5-git1/drivers/usb/misc/rio500.c 2005-12-11 20:07:12.000000000 +0100
@@ -465,14 +465,14 @@ static int probe_rio(struct usb_interfac

rio->rio_dev = dev;

- if (!(rio->obuf = (char *) kmalloc(OBUF_SIZE, GFP_KERNEL))) {
+ if (!(rio->obuf = kmalloc(OBUF_SIZE, GFP_KERNEL))) {
err("probe_rio: Not enough memory for the output buffer");
usb_deregister_dev(intf, &usb_rio_class);
return -ENOMEM;
}
dbg("probe_rio: obuf address:%p", rio->obuf);

- if (!(rio->ibuf = (char *) kmalloc(IBUF_SIZE, GFP_KERNEL))) {
+ if (!(rio->ibuf = kmalloc(IBUF_SIZE, GFP_KERNEL))) {
err("probe_rio: Not enough memory for the input buffer");
usb_deregister_dev(intf, &usb_rio_class);
kfree(rio->obuf);
--- linux-2.6.15-rc5-git1-orig/drivers/usb/media/usbvideo.c 2005-10-28 02:02:08.000000000 +0200
+++ linux-2.6.15-rc5-git1/drivers/usb/media/usbvideo.c 2005-12-11 20:08:22.000000000 +0100
@@ -725,7 +725,7 @@ int usbvideo_register(
/* Allocate user_data separately because of kmalloc's limits */
if (num_extra > 0) {
up->user_size = num_cams * num_extra;
- up->user_data = (char *) kmalloc(up->user_size, GFP_KERNEL);
+ up->user_data = kmalloc(up->user_size, GFP_KERNEL);
if (up->user_data == NULL) {
err("%s: Failed to allocate user_data (%d. bytes)",
__FUNCTION__, up->user_size);
--- linux-2.6.15-rc5-git1-orig/drivers/usb/media/w9968cf.c 2005-12-04 18:48:22.000000000 +0100
+++ linux-2.6.15-rc5-git1/drivers/usb/media/w9968cf.c 2005-12-11 20:09:44.000000000 +0100
@@ -3554,7 +3554,7 @@ w9968cf_usb_probe(struct usb_interface*


/* Allocate 2 bytes of memory for camera control USB transfers */
- if (!(cam->control_buffer = (u16*)kmalloc(2, GFP_KERNEL))) {
+ if (!(cam->control_buffer = kmalloc(2, GFP_KERNEL))) {
DBG(1,"Couldn't allocate memory for camera control transfers")
err = -ENOMEM;
goto fail;
@@ -3562,7 +3562,7 @@ w9968cf_usb_probe(struct usb_interface*
memset(cam->control_buffer, 0, 2);

/* Allocate 8 bytes of memory for USB data transfers to the FSB */
- if (!(cam->data_buffer = (u16*)kmalloc(8, GFP_KERNEL))) {
+ if (!(cam->data_buffer = kmalloc(8, GFP_KERNEL))) {
DBG(1, "Couldn't allocate memory for data "
"transfers to the FSB")
err = -ENOMEM;



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