Input: libps2 - warn instead of oopsing when passed bad arguments



This is more user-friendly and also fixes Coverity #id 249

Signed-off-by: Dmitry Torokhov <dtor@mail.ru>

parent 69975619

drivers/input/serio/libps2.c

+5 −0

Original line number	Diff line number	Diff line
		@@ -177,6 +177,11 @@ int ps2_command(struct ps2dev ps2dev, unsigned char param, int command)
		return -1;
		}

		if (send && !param) {
		WARN_ON(1);
		return -1;
		}

		mutex_lock_nested(&ps2dev->cmd_mutex, SINGLE_DEPTH_NESTING);

		serio_pause_rx(ps2dev->serio);