libavutil/opencl: fix potential null dereference

Fixes CID 1396840

Reviewed-by: Wei Gao <highgod0401@gmail.com>
Signed-off-by: Timo Rothenpieler <timo@rothenpieler.org>
This commit is contained in:
Timo Rothenpieler 2017-06-11 16:05:45 +02:00
parent aa26258faa
commit ef0c6d9b01
1 changed files with 1 additions and 1 deletions

View File

@ -169,7 +169,7 @@ const char *av_opencl_errstr(cl_int status)
static void free_device_list(AVOpenCLDeviceList *device_list)
{
int i, j;
if (!device_list)
if (!device_list || !device_list->platform_node)
return;
for (i = 0; i < device_list->platform_num; i++) {
if (!device_list->platform_node[i])