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| author | Guenter Roeck <[email protected]> | 2016-03-09 02:46:13 +0000 |
|---|---|---|
| committer | Wim Van Sebroeck <[email protected]> | 2016-03-16 20:11:50 +0000 |
| commit | d1ed3ba4e3d76b4ebec239c64f990c26d7935700 (patch) | |
| tree | 841d94b53efd656fef958538bee429f6c1c379de /fs/jbd2/commit.c | |
| parent | watchdog: imx2: Convert to use infrastructure triggered keepalives (diff) | |
| download | kernel-d1ed3ba4e3d76b4ebec239c64f990c26d7935700.tar.gz kernel-d1ed3ba4e3d76b4ebec239c64f990c26d7935700.zip | |
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 <[email protected]>
Signed-off-by: Guenter Roeck <[email protected]>
Signed-off-by: Wim Van Sebroeck <[email protected]>
Diffstat (limited to 'fs/jbd2/commit.c')
0 files changed, 0 insertions, 0 deletions