From: Kangjie Lu <k...@umn.edu> Date: Tue, 12 Mar 2019 02:43:18 -0500
> of_get_phy_mode may fail and return a negative error code; > the fix checks the return value of of_get_phy_mode and > returns NULL of it fails. > > Signed-off-by: Kangjie Lu <k...@umn.edu> Applied with Fixes: tag added.
