V4L/DVB (13017): gspca: kmalloc failure ignored in sd_start()

Prevent NULL dereference if kmalloc() fails.

Cc: Jean-Francois Moine <moinejf@free.fr>
Signed-off-by: Roel Kluin <roel.kluin@gmail.com>
Signed-off-by: Douglas Schilling Landgraf <dougsland@redhat.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
Roel Kluin 2009-09-18 20:33:27 -03:00 committed by Mauro Carvalho Chehab
parent 8d04df4997
commit d8370f7eff

View file

@ -312,6 +312,8 @@ static int sd_start(struct gspca_dev *gspca_dev)
/* create the JPEG header */
dev->jpeg_hdr = kmalloc(JPEG_HDR_SZ, GFP_KERNEL);
if (dev->jpeg_hdr == NULL)
return -ENOMEM;
jpeg_define(dev->jpeg_hdr, gspca_dev->height, gspca_dev->width,
0x21); /* JPEG 422 */
jpeg_set_qual(dev->jpeg_hdr, dev->quality);