From: Yang Yingliang yangyingliang@huawei.com
kthread_create_worker() and tty_alloc_driver() return ERR_PTR() and never return NULL. The NULL test in the return value check should be replaced with IS_ERR().
Fixes: 43113ff73453 ("ice: add TTY for GNSS module for E810T device") Reported-by: Hulk Robot hulkci@huawei.com Signed-off-by: Yang Yingliang yangyingliang@huawei.com Tested-by: Gurucharan gurucharanx.g@intel.com (A Contingent worker at Intel) Signed-off-by: Tony Nguyen anthony.l.nguyen@intel.com --- drivers/net/ethernet/intel/ice/ice_gnss.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/net/ethernet/intel/ice/ice_gnss.c b/drivers/net/ethernet/intel/ice/ice_gnss.c index 755e1580f368..35579cf4283f 100644 --- a/drivers/net/ethernet/intel/ice/ice_gnss.c +++ b/drivers/net/ethernet/intel/ice/ice_gnss.c @@ -125,7 +125,7 @@ static struct gnss_serial *ice_gnss_struct_init(struct ice_pf *pf) * writes. */ kworker = kthread_create_worker(0, "ice-gnss-%s", dev_name(dev)); - if (!kworker) { + if (IS_ERR(kworker)) { kfree(gnss); return NULL; } @@ -253,7 +253,7 @@ static struct tty_driver *ice_gnss_create_tty_driver(struct ice_pf *pf) int err;
tty_driver = tty_alloc_driver(1, TTY_DRIVER_REAL_RAW); - if (!tty_driver) { + if (IS_ERR(tty_driver)) { dev_err(ice_pf_to_dev(pf), "Failed to allocate memory for GNSS TTY\n"); return NULL; }