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authorLinus Torvalds <torvalds@linux-foundation.org>2008-12-01 19:56:34 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2008-12-01 19:56:34 -0800
commit0d815142d1988899c97514a25ce5a9f4880e7fc8 (patch)
treeb20eb59f54c1a015435c20e748d7e4ab09fc5e41 /drivers/media/dvb/dvb-usb/usb-urb.c
parent9c84ba4e502184d95ab75128d3166f595ea2dea0 (diff)
parenta693b0cdba94f60f7ed43754d2c34151cdd11da5 (diff)
Merge branch 'for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-2.6
* 'for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-2.6: (25 commits) em28xx: remove backward compat macro added on a previous fix V4L/DVB (9748): em28xx: fix compile warning V4L/DVB (9743): em28xx: fix oops audio V4L/DVB (9742): em28xx-alsa: implement another locking schema V4L/DVB (9732): sms1xxx: use new firmware for Hauppauge WinTV MiniStick V4L/DVB (9691): gspca: Move the video device to a separate area. V4L/DVB (9690): gspca: Lock the subdrivers via module_get/put. V4L/DVB (9689): gspca: Memory leak when disconnect while streaming. V4L/DVB (9668): em28xx: fix a race condition with hald V4L/DVB (9664): af9015: don't reconnect device in USB-bus V4L/DVB (9647): em28xx: void having two concurrent control URB's V4L/DVB (9646): em28xx: avoid allocating/dealocating memory on every control urb V4L/DVB (9645): em28xx: Avoid memory leaks if registration fails V4L/DVB (9639): Make dib0700 remote control support work with firmware v1.20 V4L/DVB (9635): v4l: s2255drv fix firmware test on big-endian V4L/DVB (9634): Make sure the i2c gate is open before powering down tuner V4L/DVB (9632): make em28xx aux audio input work V4L/DVB (9631): Make s2api work for ATSC support V4L/DVB (9627): em28xx: Avoid i2c register error for boards without eeprom V4L/DVB (9608): Fix section mismatch warning for dm1105 during make ...
Diffstat (limited to 'drivers/media/dvb/dvb-usb/usb-urb.c')
-rw-r--r--drivers/media/dvb/dvb-usb/usb-urb.c19
1 files changed, 14 insertions, 5 deletions
diff --git a/drivers/media/dvb/dvb-usb/usb-urb.c b/drivers/media/dvb/dvb-usb/usb-urb.c
index 397f51a7b2a..da93b9e982c 100644
--- a/drivers/media/dvb/dvb-usb/usb-urb.c
+++ b/drivers/media/dvb/dvb-usb/usb-urb.c
@@ -135,7 +135,7 @@ stream->buf_list[stream->buf_num], (long long)stream->dma_addr[stream->buf_num])
static int usb_bulk_urb_init(struct usb_data_stream *stream)
{
- int i;
+ int i, j;
if ((i = usb_allocate_stream_buffers(stream,stream->props.count,
stream->props.u.bulk.buffersize)) < 0)
@@ -143,9 +143,13 @@ static int usb_bulk_urb_init(struct usb_data_stream *stream)
/* allocate the URBs */
for (i = 0; i < stream->props.count; i++) {
- if ((stream->urb_list[i] = usb_alloc_urb(0,GFP_ATOMIC)) == NULL)
+ stream->urb_list[i] = usb_alloc_urb(0, GFP_ATOMIC);
+ if (!stream->urb_list[i]) {
+ deb_mem("not enough memory for urb_alloc_urb!.\n");
+ for (j = 0; j < i; j++)
+ usb_free_urb(stream->urb_list[i]);
return -ENOMEM;
-
+ }
usb_fill_bulk_urb( stream->urb_list[i], stream->udev,
usb_rcvbulkpipe(stream->udev,stream->props.endpoint),
stream->buf_list[i],
@@ -170,9 +174,14 @@ static int usb_isoc_urb_init(struct usb_data_stream *stream)
for (i = 0; i < stream->props.count; i++) {
struct urb *urb;
int frame_offset = 0;
- if ((stream->urb_list[i] =
- usb_alloc_urb(stream->props.u.isoc.framesperurb,GFP_ATOMIC)) == NULL)
+
+ stream->urb_list[i] = usb_alloc_urb(stream->props.u.isoc.framesperurb, GFP_ATOMIC);
+ if (!stream->urb_list[i]) {
+ deb_mem("not enough memory for urb_alloc_urb!\n");
+ for (j = 0; j < i; j++)
+ usb_free_urb(stream->urb_list[i]);
return -ENOMEM;
+ }
urb = stream->urb_list[i];