OpenCloudOS-Kernel/drivers/media/dvb-core
Mauro Carvalho Chehab db12e874e1 media: dvbdev: fix the logic when DVB_DYNAMIC_MINORS is not set
commit a4aebaf6e6efff548b01a3dc49b4b9074751c15b upstream.

When CONFIG_DVB_DYNAMIC_MINORS, ret is not initialized, and a
semaphore is left at the wrong state, in case of errors.

Make the code simpler and avoid mistakes by having just one error
check logic used weather DVB_DYNAMIC_MINORS is used or not.

Reported-by: kernel test robot <lkp@intel.com>
Reported-by: Dan Carpenter <dan.carpenter@linaro.org>
Closes: https://lore.kernel.org/r/202410201717.ULWWdJv8-lkp@intel.com/
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
Link: https://lore.kernel.org/r/9e067488d8935b8cf00959764a1fa5de85d65725.1730926254.git.mchehab+huawei@kernel.org
Cc: Nathan Chancellor <nathan@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2024-11-22 15:38:36 +01:00
..
Kconfig media: Kconfig: cleanup VIDEO_DEV dependencies 2022-03-18 05:58:35 +01:00
Makefile lib/math: Move dvb_math.c into lib/math/int_log.c 2023-07-09 22:47:48 +01:00
dmxdev.c media: dvb-core: Fix UAF due to refcount races at releasing 2022-11-04 16:56:43 +01:00
dvb_ca_en50221.c media: dvb-core: Fix use-after-free due to race condition at dvb_ca_en50221 2023-05-14 16:04:48 +01:00
dvb_demux.c media: dvb_demux: fix a bug for the continuity counter 2023-05-13 08:20:01 +01:00
dvb_frontend.c media: dvb_frontend: don't play tricks with underflow values 2024-11-14 13:19:33 +01:00
dvb_net.c media: dvb-core: Fix use-after-free due on race condition at dvb_net 2023-05-14 06:30:45 +01:00
dvb_ringbuffer.c media: dvb_ringbuffer : Fix a bug in dvb_ringbuffer.c 2022-11-25 10:05:25 +00:00
dvb_vb2.c media: dvb_vb2: fix possible out of bound access 2022-09-27 10:24:44 +02:00
dvbdev.c media: dvbdev: fix the logic when DVB_DYNAMIC_MINORS is not set 2024-11-22 15:38:36 +01:00