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udev_input_poll - add early return in case udev is NULL

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This commit is contained in:
twinaphex 2016-09-18 20:32:16 +02:00
parent bd1eebc579
commit 6a02cf174e
1 changed files with 8 additions and 4 deletions
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12
input/drivers/udev_input.c
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@ -375,6 +375,9 @@ static void udev_input_poll(void *data)
struct epoll_event events[32]; struct epoll_event events[32];
udev_input_t *udev = (udev_input_t*)data; udev_input_t *udev = (udev_input_t*)data;
if (!udev)
return;
udev->mouse_x = udev->mouse_y = 0; udev->mouse_x = udev->mouse_y = 0;
udev->mouse_wu = udev->mouse_wd = 0; udev->mouse_wu = udev->mouse_wd = 0;
udev->mouse_whu = udev->mouse_whd = 0; udev->mouse_whu = udev->mouse_whd = 0;
@ -457,9 +460,10 @@ static int16_t udev_lightgun_state(udev_input_t *udev, unsigned id)
static int16_t udev_analog_pressed(const struct retro_keybind *binds, unsigned idx, unsigned id) static int16_t udev_analog_pressed(const struct retro_keybind *binds, unsigned idx, unsigned id)
{ {
unsigned id_minus = 0; unsigned id_minus = 0;
unsigned id_plus = 0; unsigned id_plus = 0;
int16_t pressed_minus = 0, pressed_plus = 0; int16_t pressed_minus = 0;
int16_t pressed_plus = 0;
input_conv_analog_id_to_bind_id(idx, id, &id_minus, &id_plus); input_conv_analog_id_to_bind_id(idx, id, &id_minus, &id_plus);
@ -647,7 +651,7 @@ static bool open_devices(udev_input_t *udev, const char *type, device_handle_cb
static void *udev_input_init(void) static void *udev_input_init(void)
{ {
settings_t *settings = config_get_ptr(); settings_t *settings = config_get_ptr();
udev_input_t *udev = (udev_input_t*)calloc(1, sizeof(*udev)); udev_input_t *udev = (udev_input_t*)calloc(1, sizeof(*udev));
if (!udev) if (!udev)
return NULL; return NULL;