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Commit 205161ed authored by Jiri Slaby's avatar Jiri Slaby Committed by Mauro Carvalho Chehab
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V4L/DVB: dvb-usb: gp8psk, fix potential null derefernce 



Stanse found that in gp8psk_load_bcm4500fw there is missing a check for
return value of kmalloc. Add one and bail out appropriatelly.

Signed-off-by: default avatarJiri Slaby <jslaby@suse.cz>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarMauro Carvalho Chehab <mchehab@redhat.com>
parent 0de8e353

drivers/media/dvb/dvb-usb/gp8psk.c

+4 −0
Original line number Diff line number Diff line
@@ -105,6 +105,10 @@ static int gp8psk_load_bcm4500fw(struct dvb_usb_device *d) 


	ptr = fw->data;

	buf = kmalloc(64, GFP_KERNEL | GFP_DMA);

	if (!buf) {

		ret = -ENOMEM;

		goto out_rel_fw;

	}



	while (ptr[0] != 0xff) {

		u16 buflen = ptr[0] + 4;