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authorGuenter Roeck <linux@roeck-us.net>2016-03-09 05:46:13 +0300
committerWim Van Sebroeck <wim@iguana.be>2016-03-16 23:11:50 +0300
commitd1ed3ba4e3d76b4ebec239c64f990c26d7935700 (patch)
tree841d94b53efd656fef958538bee429f6c1c379de /drivers/net
parent11d7aba9ceb726d86aaaca3eb5f7d79de38989c5 (diff)
downloadlinux-d1ed3ba4e3d76b4ebec239c64f990c26d7935700.tar.xz
watchdog: Ensure that wdd is not dereferenced if NULL
Smatch rightfully complains that wdd is dereferenced in the watchdog release function after being checked for NULL. Also make sure that it is not accessed outside mutex protection to avoid use-after-free problems. Fixes: e6c71e84e4c0 ("watchdog: Introduce WDOG_HW_RUNNING flag") Reported-by: Dan Carpenter <dan.carpenter@oracle.com> Signed-off-by: Guenter Roeck <linux@roeck-us.net> Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
Diffstat (limited to 'drivers/net')
0 files changed, 0 insertions, 0 deletions