Commit 8dcb3c76 authored Dec 19, 2015 by Dan Carpenter Committed by Dmitry Torokhov Dec 19, 2015

Input: egalax_ts_serial - fix potential NULL dereference on error



We didn't check input_allocate_device() for failures so it could lead to
a NULL deref.

Fixes: 6b0f8f9c ('Input: add eGalaxTouch serial touchscreen driver')
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>

parent daf6cd0c

drivers/input/touchscreen/egalax_ts_serial.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -105,7 +105,7 @@ static int egalax_connect(struct serio serio, struct serio_driver drv)

		egalax = kzalloc(sizeof(struct egalax), GFP_KERNEL);
		input_dev = input_allocate_device();
		if (!egalax) {
		if (!egalax \|\| !input_dev) {
		error = -ENOMEM;
		goto err_free_mem;
		}