Input: atmel_mxt_ts - detect OOM when creating mt slots

Hopefully this new code path will never be used, but better safe than
sorry...

Signed-off-by: Daniel Kurtz <djkurtz@chromium.org>
Signed-off-by: Henrik Rydberg <rydberg@euromail.se>

1 files changed, 3 insertions, 1 deletions

diff --git a/drivers/input/touchscreen/atmel_mxt_ts.c b/drivers/input/touchscreen/atmel_mxt_ts.c
index 8b33f3ae4eba..926209cba77d 100644
--- a/drivers/input/touchscreen/atmel_mxt_ts.c
+++ b/drivers/input/touchscreen/atmel_mxt_ts.c
@@ -1136,7 +1136,9 @@ static int __devinit mxt_probe(struct i2c_client *client,
                              0, 255, 0, 0);
 
         /* For multi touch */
-        input_mt_init_slots(input_dev, MXT_MAX_FINGER);
+        error = input_mt_init_slots(input_dev, MXT_MAX_FINGER);
+        if (error)
+                goto err_free_mem;
         input_set_abs_params(input_dev, ABS_MT_TOUCH_MAJOR,
                              0, MXT_MAX_AREA, 0, 0);
         input_set_abs_params(input_dev, ABS_MT_POSITION_X,