ALSA: timer: Fix leak in events via snd_timer_user_ccallback
authorKangjie Lu <kangjielu@gmail.com>
Tue, 3 May 2016 20:44:20 +0000 (16:44 -0400)
committerBen Hutchings <ben@decadent.org.uk>
Mon, 22 Aug 2016 21:37:19 +0000 (22:37 +0100)
commit506a6ad7e521baf8e554eedfd09873f490c8a304
tree49def8437bdb989be85dc3fbd2f2a4dbd572b853
parentc76456ef3f9371a7647f6dea87e8cdcc38cb33db
ALSA: timer: Fix leak in events via snd_timer_user_ccallback

commit 9a47e9cff994f37f7f0dbd9ae23740d0f64f9fe6 upstream.

The stack object “r1” 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: Ben Hutchings <ben@decadent.org.uk>
sound/core/timer.c