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| author | Eric Dumazet <edumazet@google.com> | 2018-10-04 17:41:37 -0700 |
|---|---|---|
| committer | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2018-10-04 17:42:26 -0700 |
| commit | f74c371fe72a4f820d287db8067683fb533e4ede (patch) | |
| tree | f33df632923f8e573967ea1e68106bc74a29f55c /drivers/input/evdev.c | |
| parent | 684bec1092b6991ff2a7751e8a763898576eb5c2 (diff) | |
Input: mousedev - add a schedule point in mousedev_write()
syzbot was able to trigger rcu stalls by calling write()
with large number of bytes.
Add a cond_resched() in the loop to avoid this.
Link: https://lkml.org/lkml/2018/8/23/1106
Signed-off-by: Eric Dumazet <edumazet@google.com>
Reported-by: syzbot+9436b02171ac0894d33e@syzkaller.appspotmail.com
Reviewed-by: Paul E. McKenney <paulmck@linux.ibm.com>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Diffstat (limited to 'drivers/input/evdev.c')
0 files changed, 0 insertions, 0 deletions