diff options
author | Preetham Chandru <pchandru@nvidia.com> | 2012-01-12 11:47:29 +0530 |
---|---|---|
committer | Varun Colbert <vcolbert@nvidia.com> | 2012-01-13 13:42:48 -0800 |
commit | 76127876b09a54f9fee7290e23d36754b398ecee (patch) | |
tree | f87a68f3a8129a94108a9e3f7ba03c64b0eaab14 /drivers/input | |
parent | 83f2f87747962701263be1b5b4cc4d1104c4652d (diff) |
input: evdev: Initialize retval to zero
In evdev_read() the local variable retval is not initialized.
If this variable is not initialized then in case of NONBLOCK READ
retval will have invalid value.
Bug: 922453
Change-Id: I534cbfacf8a0514fcb5bc481a98d0e94a4d73b04
Signed-off-by: Preetham Chandru R <pchandru@nvidia.com>
Reviewed-on: http://git-master/r/74898
Reviewed-by: Automatic_Commit_Validation_User
Reviewed-by: Varun Wadekar <vwadekar@nvidia.com>
Reviewed-by: Sanjay Singh Rawat <srawat@nvidia.com>
Tested-by: Sanjay Singh Rawat <srawat@nvidia.com>
Reviewed-by: Shashank Sharma <shashanks@nvidia.com>
Reviewed-by: Yogish Kulkarni <yogishk@nvidia.com>
Reviewed-by: Kiran Adduri <kadduri@nvidia.com>
Diffstat (limited to 'drivers/input')
-rw-r--r-- | drivers/input/evdev.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/input/evdev.c b/drivers/input/evdev.c index 5c5f9db28075..6e7dd687d5c9 100644 --- a/drivers/input/evdev.c +++ b/drivers/input/evdev.c @@ -400,7 +400,7 @@ static ssize_t evdev_read(struct file *file, char __user *buffer, struct evdev_client *client = file->private_data; struct evdev *evdev = client->evdev; struct input_event event; - int retval; + int retval = 0; if (count < input_event_size()) return -EINVAL; |