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Commit 11eb260a authored by Douglas Schilling Landgraf's avatar Douglas Schilling Landgraf Committed by Mauro Carvalho Chehab
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V4L/DVB (9602): dvb-ttusb-budget: Add NULL pointer validation 



Added validation for NULL pointer

Signed-off-by: default avatarDouglas Schilling Landgraf <dougsland@linuxtv.org>
Signed-off-by: default avatarMauro Carvalho Chehab <mchehab@redhat.com>
parent d7c31a1e

drivers/media/dvb/ttusb-budget/dvb-ttusb-budget.c

+6 −0
Original line number Diff line number Diff line
@@ -808,6 +808,12 @@ static int ttusb_alloc_iso_urbs(struct ttusb *ttusb) 
						 ISO_BUF_COUNT,

						 &ttusb->iso_dma_handle);



	if (!ttusb->iso_buffer) {

		dprintk("%s: pci_alloc_consistent - not enough memory\n",

			__func__);

		return -ENOMEM;

	}



	memset(ttusb->iso_buffer, 0,

	       ISO_FRAME_SIZE * FRAMES_PER_ISO_BUF * ISO_BUF_COUNT);