net/ipv4: suffix devconfs with "4"
net/ipv4: suffix devconfs with "4"

Signed-off-by: Pavel Tikhomirov <3e8c75167f9f00ca74287a4609f1507a2696e07e@virtuozzo.com>
Signed-off-by: Pavel Emelyanov <c9a32589e048e044184536f7ac71ef92fe82df3e@virtuozzo.com>

eabatalov/criu,efiop/criu,eabatalov/criu,efiop/criu,efiop/criu,KKoukiou/criu-remote,KKoukiou/criu-remote,eabatalov/criu,efiop/criu,KKoukiou/criu-remote,KKoukiou/criu-remote,eabatalov/criu,efiop/criu,KKoukiou/criu-remote,eabatalov/criu,eabatalov/criu,efiop/criu,KKoukiou/criu-remote