V4L/DVB (13015): kmalloc failure ignored in m920x_firmware_download()

Prevent NULL dereference if kmalloc() fails.

Signed-off-by: Roel Kluin <[email protected]>
Signed-off-by: Douglas Schilling Landgraf <[email protected]>
Signed-off-by: Mauro Carvalho Chehab <[email protected]>
This commit is contained in:
Roel Kluin 2009-09-18 20:09:52 -03:00 • committed by Mauro Carvalho Chehab
commit 1601fb1498

View file

@ -337,6 +337,8 @@ static int m920x_firmware_download(struct usb_device *udev, const struct firmwar
int i, pass, ret = 0;
buff = kmalloc(65536, GFP_KERNEL);
if (buff == NULL)
return -ENOMEM;
if ((ret = m920x_read(udev, M9206_FILTER, 0x0, 0x8000, read, 4)) != 0)
goto done;