diff options
author | Douglas Schilling Landgraf <dougsland@linuxtv.org> | 2008-11-11 21:27:59 -0500 |
---|---|---|
committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2008-11-16 20:54:29 -0500 |
commit | d7c31a1e754b5140eefeeb10c3c3be17f3702452 (patch) | |
tree | 4fc645d6c8243222babf8a8ba15178e865005ef9 /drivers/media/dvb | |
parent | e14c8bf86350f6c39186a139c5c584a6111b2f01 (diff) |
V4L/DVB (9601): ttusb_dec: Add NULL pointer validation
Added validation for NULL pointer
Signed-off-by: Douglas Schilling Landgraf <dougsland@linuxtv.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media/dvb')
-rw-r--r-- | drivers/media/dvb/ttusb-dec/ttusb_dec.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/media/dvb/ttusb-dec/ttusb_dec.c b/drivers/media/dvb/ttusb-dec/ttusb_dec.c index ab33fec8a19f..c1386e9b13d3 100644 --- a/drivers/media/dvb/ttusb-dec/ttusb_dec.c +++ b/drivers/media/dvb/ttusb-dec/ttusb_dec.c | |||
@@ -1157,6 +1157,12 @@ static int ttusb_dec_alloc_iso_urbs(struct ttusb_dec *dec) | |||
1157 | ISO_BUF_COUNT), | 1157 | ISO_BUF_COUNT), |
1158 | &dec->iso_dma_handle); | 1158 | &dec->iso_dma_handle); |
1159 | 1159 | ||
1160 | if (!dec->iso_buffer) { | ||
1161 | dprintk("%s: pci_alloc_consistent - not enough memory\n", | ||
1162 | __func__); | ||
1163 | return -ENOMEM; | ||
1164 | } | ||
1165 | |||
1160 | memset(dec->iso_buffer, 0, | 1166 | memset(dec->iso_buffer, 0, |
1161 | ISO_FRAME_SIZE * (FRAMES_PER_ISO_BUF * ISO_BUF_COUNT)); | 1167 | ISO_FRAME_SIZE * (FRAMES_PER_ISO_BUF * ISO_BUF_COUNT)); |
1162 | 1168 | ||