../drivers/net/usb/lan78xx.c: In function ‘lan7801_phy_init’: ../drivers/net/usb/lan78xx.c:2520:13: warning: variable ‘ret’ set but not used [-Wunused-but-set-variable] 2520 | int ret; | ^~~ ../drivers/net/usb/lan78xx.c: In function ‘lan7801_phy_init’: ../drivers/net/usb/lan78xx.c:2520:13: warning: variable ‘ret’ set but not used [-Wunused-but-set-variable] 2520 | int ret; | ^~~