Chengfeng Ye a0d21bb327 ALSA: gus: fix null pointer dereference on pointer block ...

The pointer block return from snd_gf1_dma_next_block could be
null, so there is a potential null pointer dereference issue.
Fix this by adding a null check before dereference.

Signed-off-by: Chengfeng Ye <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Takashi Iwai <[email protected]>

2021-10-26 08:02:16 +02:00

..

ad1816a

ALSA: ad1816a: Allocate resources with device-managed APIs

2021-07-19 16:17:12 +02:00

ad1848

ALSA: ad1848: Allocate resources with device-managed APIs

2021-07-19 16:17:15 +02:00

cs423x

ALSA: cs423x: Allocate resources with device-managed APIs

2021-07-19 16:17:19 +02:00

es1688

ALSA: es1688: Avoid devres management for es1688 object creation

2021-08-05 08:24:17 +02:00

galaxy

ALSA: galaxy: Allocate resources with device-managed APIs

2021-07-19 16:17:21 +02:00

gus

ALSA: gus: fix null pointer dereference on pointer block

2021-10-26 08:02:16 +02:00

msnd

ALSA: msnd: Use proper mmap method

2021-08-09 16:06:17 +02:00

opti9xx

ALSA: opti9xx: fix missing { } around an if block

2021-07-20 17:40:12 +02:00

sb

Merge branch 'for-linus' into for-next

2021-08-02 09:04:48 +02:00

wavefront

ALSA: wavefront: Allocate resources with device-managed APIs

2021-07-19 16:17:27 +02:00

wss

ALSA: wss: Allocate resources with device-managed APIs

2021-07-19 16:17:13 +02:00

adlib.c

ALSA: adlib: Allocate resources with device-managed APIs

2021-07-19 16:17:16 +02:00

als100.c

ALSA: als100: Allocate resources with device-managed APIs

2021-07-19 16:17:16 +02:00

azt2320.c

ALSA: azt2320: Allocate resources with device-managed APIs

2021-07-19 16:17:17 +02:00

cmi8328.c

ALSA: cmi8328: Allocate resources with device-managed APIs

2021-07-19 16:17:18 +02:00

cmi8330.c

ALSA: cmi8330: Allocate resources with device-managed APIs

2021-07-19 16:17:18 +02:00

es18xx.c

ALSA: es18xx: Allocate resources with device-managed APIs

2021-07-19 16:17:21 +02:00

Kconfig

ALSA: ISA: not for M68K

2021-10-17 09:03:20 +02:00

Makefile

License cleanup: add SPDX GPL-2.0 license identifier to files with no license

2017-11-02 11:10:55 +01:00

opl3sa2.c

ALSA: opl3sa2: Allocate resources with device-managed APIs

2021-07-19 16:17:25 +02:00

sc6000.c

ALSA: sc6000: Use explicit cast for __iomem pointer

2021-07-21 00:49:46 +02:00

sscape.c

ALSA: sscape: Allocate resources with device-managed APIs

2021-07-19 16:17:26 +02:00