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| author | Ingo Molnar <mingo@kernel.org> | 2014-06-25 07:41:54 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2014-06-25 07:41:54 +0200 |
| commit | 98d350cf7ae077eb8083ccc7c1bfc838344ac590 (patch) | |
| tree | dfee7af0eff981b941db6bdbd1d5f039f9f85407 /kernel/power/user.c | |
| parent | a10d60c08cc3bbea9195e2b36440f557373623eb (diff) | |
| parent | 0bdb3ccd02509a4380d54efd85effc6a9902d4fd (diff) | |
Merge branch 'perf/urgent' into perf/core, to pick up fixes and refresh the branch
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'kernel/power/user.c')
| -rw-r--r-- | kernel/power/user.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/kernel/power/user.c b/kernel/power/user.c index 98d357584cd6..526e8911460a 100644 --- a/kernel/power/user.c +++ b/kernel/power/user.c @@ -49,6 +49,9 @@ static int snapshot_open(struct inode *inode, struct file *filp) struct snapshot_data *data; int error; + if (!hibernation_available()) + return -EPERM; + lock_system_sleep(); if (!atomic_add_unless(&snapshot_device_available, -1, 0)) { |