Documentation/.renames.txt: warning: ignored by one of the .gitignore files ../net/8021q/vlan.c: In function ‘register_vlan_device’: ../net/8021q/vlan.c:249:46: warning: ‘%i’ directive output may be truncated writing between 1 and 4 bytes into a region of size between 0 and 15 [-Wformat-truncation=] 249 | snprintf(name, IFNAMSIZ, "%s.%i", real_dev->name, vlan_id); | ^~ ../net/8021q/vlan.c:249:42: note: directive argument in the range [0, 4094] 249 | snprintf(name, IFNAMSIZ, "%s.%i", real_dev->name, vlan_id); | ^~~~~~~ ../net/8021q/vlan.c:249:17: note: ‘snprintf’ output between 3 and 21 bytes into a destination of size 16 249 | snprintf(name, IFNAMSIZ, "%s.%i", real_dev->name, vlan_id); | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ ../net/8021q/vlan.c:237:46: warning: ‘%.4i’ directive output may be truncated writing 4 bytes into a region of size between 0 and 15 [-Wformat-truncation=] 237 | snprintf(name, IFNAMSIZ, "%s.%.4i", real_dev->name, vlan_id); | ^~~~ ../net/8021q/vlan.c:237:42: note: directive argument in the range [0, 4094] 237 | snprintf(name, IFNAMSIZ, "%s.%.4i", real_dev->name, vlan_id); | ^~~~~~~~~ ../net/8021q/vlan.c:237:17: note: ‘snprintf’ output between 6 and 21 bytes into a destination of size 16 237 | snprintf(name, IFNAMSIZ, "%s.%.4i", real_dev->name, vlan_id); | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ ../net/8021q/vlan.c:764:1: error: bad constant expression ../net/8021q/vlan.c:765:1: error: bad constant expression ../net/8021q/vlan.c:766:1: error: bad constant expression ../net/8021q/vlan.c:767:1: error: bad constant expression ../net/8021q/vlan_netlink.c:315:1: error: bad constant expression ../arch/x86/boot/version.c:18:12: warning: symbol 'kernel_version' was not declared. Should it be static? Documentation/.renames.txt: warning: ignored by one of the .gitignore files ../net/8021q/vlan.c: In function ‘register_vlan_device’: ../net/8021q/vlan.c:249:46: warning: ‘%i’ directive output may be truncated writing between 1 and 4 bytes into a region of size between 0 and 15 [-Wformat-truncation=] 249 | snprintf(name, IFNAMSIZ, "%s.%i", real_dev->name, vlan_id); | ^~ ../net/8021q/vlan.c:249:42: note: directive argument in the range [0, 4094] 249 | snprintf(name, IFNAMSIZ, "%s.%i", real_dev->name, vlan_id); | ^~~~~~~ ../net/8021q/vlan.c:249:17: note: ‘snprintf’ output between 3 and 21 bytes into a destination of size 16 249 | snprintf(name, IFNAMSIZ, "%s.%i", real_dev->name, vlan_id); | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ ../net/8021q/vlan.c:237:46: warning: ‘%.4i’ directive output may be truncated writing 4 bytes into a region of size between 0 and 15 [-Wformat-truncation=] 237 | snprintf(name, IFNAMSIZ, "%s.%.4i", real_dev->name, vlan_id); | ^~~~ ../net/8021q/vlan.c:237:42: note: directive argument in the range [0, 4094] 237 | snprintf(name, IFNAMSIZ, "%s.%.4i", real_dev->name, vlan_id); | ^~~~~~~~~ ../net/8021q/vlan.c:237:17: note: ‘snprintf’ output between 6 and 21 bytes into a destination of size 16 237 | snprintf(name, IFNAMSIZ, "%s.%.4i", real_dev->name, vlan_id); | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ ../net/8021q/vlan.c:767:1: error: bad constant expression ../net/8021q/vlan.c:768:1: error: bad constant expression ../net/8021q/vlan.c:769:1: error: bad constant expression ../net/8021q/vlan.c:770:1: error: bad constant expression ../net/8021q/vlan_netlink.c:315:1: error: bad constant expression ../arch/x86/boot/version.c:18:12: warning: symbol 'kernel_version' was not declared. Should it be static? Documentation/.renames.txt: warning: ignored by one of the .gitignore files ../net/8021q/vlan.c: In function ‘register_vlan_device’: ../net/8021q/vlan.c:249:46: warning: ‘%i’ directive output may be truncated writing between 1 and 4 bytes into a region of size between 0 and 15 [-Wformat-truncation=] 249 | snprintf(name, IFNAMSIZ, "%s.%i", real_dev->name, vlan_id); | ^~ ../net/8021q/vlan.c:249:42: note: directive argument in the range [0, 4094] 249 | snprintf(name, IFNAMSIZ, "%s.%i", real_dev->name, vlan_id); | ^~~~~~~ ../net/8021q/vlan.c:249:17: note: ‘snprintf’ output between 3 and 21 bytes into a destination of size 16 249 | snprintf(name, IFNAMSIZ, "%s.%i", real_dev->name, vlan_id); | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ ../net/8021q/vlan.c:237:46: warning: ‘%.4i’ directive output may be truncated writing 4 bytes into a region of size between 0 and 15 [-Wformat-truncation=] 237 | snprintf(name, IFNAMSIZ, "%s.%.4i", real_dev->name, vlan_id); | ^~~~ ../net/8021q/vlan.c:237:42: note: directive argument in the range [0, 4094] 237 | snprintf(name, IFNAMSIZ, "%s.%.4i", real_dev->name, vlan_id); | ^~~~~~~~~ ../net/8021q/vlan.c:237:17: note: ‘snprintf’ output between 6 and 21 bytes into a destination of size 16 237 | snprintf(name, IFNAMSIZ, "%s.%.4i", real_dev->name, vlan_id); | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ ../net/8021q/vlan.c:764:1: error: bad constant expression ../net/8021q/vlan.c:765:1: error: bad constant expression ../net/8021q/vlan.c:766:1: error: bad constant expression ../net/8021q/vlan.c:767:1: error: bad constant expression ../net/8021q/vlan_netlink.c:315:1: error: bad constant expression ../arch/x86/boot/version.c:18:12: warning: symbol 'kernel_version' was not declared. Should it be static?