https://github.com/torvalds/linux
Revision bbb27fc33d44e7b8d96369810654df4ee1837566 authored by Ricardo Ribalda on 02 February 2017, 19:15:16 UTC, committed by Wolfram Sang on 09 February 2017, 16:13:01 UTC
SMBSLVCNT must be protected with the piix4_mutex_sb800 in order to avoid
multiple buses accessing to the semaphore at the same time.

Fixes: 701dc207bf55 ("i2c: piix4: Avoid race conditions with IMC")
Reported-by: Jean Delvare <jdelvare@suse.de>
Signed-off-by: Ricardo Ribalda Delgado <ricardo.ribalda@gmail.com>
Signed-off-by: Jean Delvare <jdelvare@suse.de>
Signed-off-by: Wolfram Sang <wsa@the-dreams.de>
1 parent f43128c
History
Tip revision: bbb27fc33d44e7b8d96369810654df4ee1837566 authored by Ricardo Ribalda on 02 February 2017, 19:15:16 UTC
i2c: piix4: Request the SMBUS semaphore inside the mutex
Tip revision: bbb27fc
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.cocciconfig -rw-r--r-- 59 bytes
.get_maintainer.ignore -rw-r--r-- 31 bytes
.gitattributes -rw-r--r-- 30 bytes
.gitignore -rw-r--r-- 1.3 KB
.mailmap -rw-r--r-- 7.7 KB
COPYING -rw-r--r-- 18.3 KB
CREDITS -rw-r--r-- 96.0 KB
Kbuild -rw-r--r-- 2.8 KB
Kconfig -rw-r--r-- 252 bytes
MAINTAINERS -rw-r--r-- 383.0 KB
Makefile -rw-r--r-- 57.7 KB
README -rw-r--r-- 722 bytes

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