tools/testing/selftests/arm64/tags/.gitignore: warning: ignored by one of the .gitignore files tools/testing/selftests/arm64/tags/Makefile: warning: ignored by one of the .gitignore files tools/testing/selftests/arm64/tags/tags_test.c: warning: ignored by one of the .gitignore files ../drivers/net/usb/lan78xx.c: In function ‘lan7801_phy_init’: ../drivers/net/usb/lan78xx.c:2526:13: warning: variable ‘ret’ set but not used [-Wunused-but-set-variable] 2526 | int ret; | ^~~ tools/testing/selftests/arm64/tags/.gitignore: warning: ignored by one of the .gitignore files tools/testing/selftests/arm64/tags/Makefile: warning: ignored by one of the .gitignore files tools/testing/selftests/arm64/tags/tags_test.c: warning: ignored by one of the .gitignore files ../drivers/net/usb/lan78xx.c: In function ‘lan7801_phy_init’: ../drivers/net/usb/lan78xx.c:2522:13: warning: variable ‘ret’ set but not used [-Wunused-but-set-variable] 2522 | int ret; | ^~~