linux/sound/hda
Dan Carpenter 248470f36b ALSA: hda: prevent undefined shift in snd_hdac_ext_bus_get_link()
[ Upstream commit 158e1886b6 ]

This is harmless, but the "addr" comes from the user and it could lead
to a negative shift or to shift wrapping if it's too high.

Fixes: 0b00a5615d ("ALSA: hdac_ext: add hdac extended controller")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Link: https://lore.kernel.org/r/20201103101807.GC1127762@mwanda
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2020-11-18 19:18:42 +01:00
..
ext ALSA: hda: prevent undefined shift in snd_hdac_ext_bus_get_link() 2020-11-18 19:18:42 +01:00
array.c ALSA: hda: Fix krealloc() with __GFP_ZERO usage 2016-08-03 15:17:22 +02:00
hda_bus_type.c ALSA: hda - Advertise MODALIAS in uevent 2015-10-20 10:15:53 +02:00
hdac_bus.c ALSA: hda: Fix potential race in unsol event handler 2020-10-01 13:14:44 +02:00
hdac_component.c ALSA: hda: Make audio component support more generic 2018-07-17 22:25:48 +02:00
hdac_controller.c Revert "ALSA: hda: Flush interrupts on disabling" 2019-11-06 13:06:31 +01:00
hdac_device.c ALSA: hda: fix a runtime pm issue in SOF when integrated GPU is disabled 2020-09-17 13:45:26 +02:00
hdac_i915.c ALSA: hda: Fix 1-minute detection delay when i915 module is not available 2019-08-06 19:06:54 +02:00
hdac_regmap.c ALSA: hda - Use a macro for snd_array iteration loops 2018-04-24 13:41:53 +02:00
hdac_stream.c ALSA: hda: Proper endian notations for BDL pointers 2018-07-27 09:06:01 +02:00
hdac_sysfs.c ASoC: Updates for v4.15 2017-11-13 15:45:57 +01:00
hdmi_chmap.c ALSA: hda: Use scnprintf() for printing texts for sysfs/procfs 2020-02-28 16:38:43 +01:00
Kconfig ALSA: hda: Make audio component support more generic 2018-07-17 22:25:48 +02:00
local.h ASoC: Updates for v4.15 2017-11-13 15:45:57 +01:00
Makefile ALSA: hda: Make audio component support more generic 2018-07-17 22:25:48 +02:00
trace.c ALSA: hda - Re-add tracepoints to HD-audio core driver 2015-03-23 13:17:58 +01:00
trace.h License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00