diff options
Diffstat (limited to 'drivers/video/fbsysfs.c')
| -rw-r--r-- | drivers/video/fbsysfs.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/video/fbsysfs.c b/drivers/video/fbsysfs.c index 04251ce8918..67afa9c2289 100644 --- a/drivers/video/fbsysfs.c +++ b/drivers/video/fbsysfs.c @@ -399,9 +399,12 @@ static ssize_t store_fbstate(struct device *device, state = simple_strtoul(buf, &last, 0); + if (!lock_fb_info(fb_info)) + return -ENODEV; console_lock(); fb_set_suspend(fb_info, (int)state); console_unlock(); + unlock_fb_info(fb_info); return count; } |