Commit c6b4ee9e authored by Dan Carpenter's avatar Dan Carpenter Committed by David S. Miller
Browse files

sparc64: vcc: Check for IS_ERR() instead of NULL 



The tty_alloc_driver() function never returns NULL, it returns error
pointers on error.

Fixes: ce808b74 ("sparc64: vcc: TTY driver initialization and cleanup")
Signed-off-by: default avatarDan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent cc324d1a

drivers/tty/vcc.c

+2 −2
Original line number Diff line number Diff line
@@ -1086,9 +1086,9 @@ static int vcc_tty_init(void) 
	pr_info("VCC: %s\n", version);



	vcc_tty_driver = tty_alloc_driver(VCC_MAX_PORTS, VCC_TTY_FLAGS);

	if (!vcc_tty_driver) {

	if (IS_ERR(vcc_tty_driver)) {

		pr_err("VCC: TTY driver alloc failed\n");

		return -ENOMEM;

		return PTR_ERR(vcc_tty_driver);

	}



	vcc_tty_driver->driver_name = vcc_driver_name;