diff options
author | Kangjie Lu <kangjielu@gmail.com> | 2016-05-03 16:44:07 -0400 |
---|---|---|
committer | Jiri Slaby <jslaby@suse.cz> | 2016-07-21 08:36:06 +0200 |
commit | 16e5f4c6ea671ffce2ee49e308c1e812144547d2 (patch) | |
tree | f64a37ee5f5de2c32b86b755c9f5addcd9d9d8be /sound | |
parent | 6210a912820ae3d99dddc41a0fe5a105a5647921 (diff) |
ALSA: timer: Fix leak in SNDRV_TIMER_IOCTL_PARAMS
commit cec8f96e49d9be372fdb0c3836dcf31ec71e457e upstream.
The stack object “tread” has a total size of 32 bytes. Its field
“event” and “val” both contain 4 bytes padding. These 8 bytes
padding bytes are sent to user without being initialized.
Signed-off-by: Kangjie Lu <kjlu@gatech.edu>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Jiri Slaby <jslaby@suse.cz>
Diffstat (limited to 'sound')
-rw-r--r-- | sound/core/timer.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/sound/core/timer.c b/sound/core/timer.c index 10463beae4bb..7bf8186472fb 100644 --- a/sound/core/timer.c +++ b/sound/core/timer.c @@ -1717,6 +1717,7 @@ static int snd_timer_user_params(struct file *file, if (tu->timeri->flags & SNDRV_TIMER_IFLG_EARLY_EVENT) { if (tu->tread) { struct snd_timer_tread tread; + memset(&tread, 0, sizeof(tread)); tread.event = SNDRV_TIMER_EVENT_EARLY; tread.tstamp.tv_sec = 0; tread.tstamp.tv_nsec = 0; |