diff options
| author | Dan Carpenter <dan.carpenter@oracle.com> | 2011-09-21 20:55:04 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2011-11-11 09:37:17 -0800 |
| commit | f450df800450e9c7ec8c53bdb72d6c4ef5f17d4e (patch) | |
| tree | 9b9300377184b368b48f031e9ff6afad454c379a /kernel | |
| parent | 3fa57c1bf5fb311544199b7837a08b9f5bf5e6e4 (diff) | |
| download | lwn-f450df800450e9c7ec8c53bdb72d6c4ef5f17d4e.tar.gz lwn-f450df800450e9c7ec8c53bdb72d6c4ef5f17d4e.zip | |
PM / Suspend: Off by one in pm_suspend()
commit 528f7ce6e439edeac38f6b3f8561f1be129b5e91 upstream.
In enter_state() we use "state" as an offset for the pm_states[]
array. The pm_states[] array only has PM_SUSPEND_MAX elements so
this test is off by one.
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'kernel')
| -rw-r--r-- | kernel/power/suspend.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/kernel/power/suspend.c b/kernel/power/suspend.c index 1c41ba215419..449ccc9c0a4f 100644 --- a/kernel/power/suspend.c +++ b/kernel/power/suspend.c @@ -307,7 +307,7 @@ int enter_state(suspend_state_t state) */ int pm_suspend(suspend_state_t state) { - if (state > PM_SUSPEND_ON && state <= PM_SUSPEND_MAX) + if (state > PM_SUSPEND_ON && state < PM_SUSPEND_MAX) return enter_state(state); return -EINVAL; } |