diff options
| author | Suman Anna <s-anna@ti.com> | 2012-05-16 16:09:18 -0500 |
|---|---|---|
| committer | Ziyann <jaraidaniel@gmail.com> | 2014-10-01 12:58:34 +0200 |
| commit | e623b294933a8a8c6606a24b7ca343256ddc0f92 (patch) | |
| tree | 7767e0e39bb7bd362163ef682f1b3b0f25dd7029 /drivers | |
| parent | 9b2d0601435c14add3ee1be73a7d9e3451cee583 (diff) | |
| download | kernel_samsung_tuna-e623b294933a8a8c6606a24b7ca343256ddc0f92.zip kernel_samsung_tuna-e623b294933a8a8c6606a24b7ca343256ddc0f92.tar.gz kernel_samsung_tuna-e623b294933a8a8c6606a24b7ca343256ddc0f92.tar.bz2 | |
gpu: ion: check for input arguments in ion_free
ion_free is a public API and is directly dereferencing a
pointer without checking for NULL. A check has been
added for the same and throws a WARN in case of invalid
arguments.
Change-Id: Idcf72e4449f8cba2b8342d6fb0f64600c2c59c7e
Signed-off-by: Suman Anna <s-anna@ti.com>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/gpu/ion/ion.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/gpu/ion/ion.c b/drivers/gpu/ion/ion.c index eb072fc..2bb559b3 100644 --- a/drivers/gpu/ion/ion.c +++ b/drivers/gpu/ion/ion.c @@ -366,6 +366,8 @@ void ion_free(struct ion_client *client, struct ion_handle *handle) { bool valid_handle; + if (WARN_ON(!client || !handle)) + return; BUG_ON(client != handle->client); mutex_lock(&client->lock); |