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V4L/DVB: gspca - t613: Check the result of kmalloc 

Signed-off-by: Jean-François Moine <moinejf@free.fr>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
Jean-François Moine 2010-03-07 05:58:55 -03:00 committed by Mauro Carvalho Chehab
parent 52897d86b1
commit 24f222e77a
1 changed files with 11 additions and 2 deletions
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13
drivers/media/video/gspca/t613.c
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@ -523,6 +523,10 @@ static void reg_w_buf(struct gspca_dev *gspca_dev,
u8 *tmpbuf;
tmpbuf = kmalloc(len, GFP_KERNEL);
if (!tmpbuf) {
err("Out of memory");
return;
}
memcpy(tmpbuf, buffer, len);
usb_control_msg(gspca_dev->dev,
usb_sndctrlpipe(gspca_dev->dev, 0),
@ -542,10 +546,15 @@ static void reg_w_ixbuf(struct gspca_dev *gspca_dev,
int i;
u8 *p, *tmpbuf;
if (len * 2 <= USB_BUF_SZ)
if (len * 2 <= USB_BUF_SZ) {
p = tmpbuf = gspca_dev->usb_buf;
else
} else {
p = tmpbuf = kmalloc(len * 2, GFP_KERNEL);
if (!tmpbuf) {
err("Out of memory");
return;
}
}
i = len;
while (--i >= 0) {
*p++ = reg++;