Fixed crash if there are no devices available

(cherry picked from commit 679582e702)
This commit is contained in:
Sam Lantinga 2022-08-25 11:07:20 -07:00 committed by Ozkan Sezer
parent 782862b95c
commit abac672a2d

View file

@ -811,6 +811,8 @@ hid_device * HID_API_EXPORT hid_open_path(const char *path, int bExclusive)
process_pending_events();
device_set = IOHIDManagerCopyDevices(hid_mgr);
if (!device_set)
return NULL;
num_devices = CFSetGetCount(device_set);
device_array = (IOHIDDeviceRef *)calloc(num_devices, sizeof(IOHIDDeviceRef));