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linux/drivers/media/v4l2-core
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Hans Verkuil 6f51fdfd82 media: videobuf-core.c: poll_wait needs a non-NULL buf pointer 
poll_wait uses &buf->done, but buf is NULL. Move the poll_wait to later
in the function once buf is correctly set and only call it if it is
non-NULL.

Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
Fixes: bb436cbeb9 ("media: videobuf: fix epoll() by calling poll_wait first")
Cc: <stable@vger.kernel.org>      # for v5.1 and up
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
2019-09-05 06:26:57 -03:00
..
Kconfig media: v4l2-core: move i2c helpers out of v4l2-common.c 2019-08-26 10:50:48 -03:00
Makefile media: v4l2-core: move i2c helpers out of v4l2-common.c 2019-08-26 10:50:48 -03:00
tuner-core.c treewide: Add SPDX license identifier for more missed files 2019-05-21 10:50:45 +02:00
v4l2-async.c media: v4l2-async: Safely clean up an uninitialised notifier 2019-07-25 11:00:06 -04:00
v4l2-clk.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 500 2019-06-19 17:09:55 +02:00
v4l2-common.c media: v4l2-core: move i2c helpers out of v4l2-common.c 2019-08-26 10:50:48 -03:00
v4l2-compat-ioctl32.c treewide: Add SPDX license identifier for missed files 2019-05-21 10:50:45 +02:00
v4l2-ctrls.c media: uapi: h264: Add the concept of start code 2019-08-19 13:23:12 -03:00
v4l2-dev.c media: v4l2-core: Module re-organization 2019-08-26 10:48:15 -03:00
v4l2-device.c media: v4l2-core: introduce a helper to unregister a i2c subdev 2019-08-26 10:52:06 -03:00
v4l2-dv-timings.c media: hdmi.h: rename ADOBE_RGB to OPRGB and ADOBE_YCC to OPYCC 2018-09-24 09:28:41 -04:00
v4l2-event.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 174 2019-05-30 11:26:41 -07:00
v4l2-fh.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 174 2019-05-30 11:26:41 -07:00
v4l2-flash-led-class.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 500 2019-06-19 17:09:55 +02:00
v4l2-fwnode.c media: v4l2-async: Get fwnode reference when putting it to the notifier's list 2019-07-25 08:01:43 -04:00
v4l2-i2c.c v4l2-core: fix coding style for the two new c files 2019-08-26 11:01:25 -03:00
v4l2-ioctl.c media: don't do a 31 bit shift on a signed int 2019-08-26 14:11:10 -03:00
v4l2-mc.c media: v4l2-mc: add print messages when media graph fails 2018-09-17 13:16:19 -04:00
v4l2-mem2mem.c media: v4l2-mem2mem: reorder checks in v4l2_m2m_poll() 2019-07-23 08:46:12 -04:00
v4l2-spi.c v4l2-core: fix coding style for the two new c files 2019-08-26 11:01:25 -03:00
v4l2-subdev.c media: v4l: ctrls: Add debug messages 2019-07-25 06:26:49 -04:00
v4l2-trace.c License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
videobuf-core.c media: videobuf-core.c: poll_wait needs a non-NULL buf pointer 2019-09-05 06:26:57 -03:00
videobuf-dma-contig.c media updates for v5.3-rc1 2019-07-09 09:47:22 -07:00
videobuf-dma-sg.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 237 2019-06-19 17:09:07 +02:00
videobuf-vmalloc.c media updates for v5.3-rc1 2019-07-09 09:47:22 -07:00