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This commit has been processed because it contains a "Fixes:" tag,
fixing commit: c12b395a4664 gre: Support GRE over IPv6.
The bot has also determined it's probably a bug fixing patch. (score: 52.9896)
The bot has tested the following trees: v4.16, v4.15.15, v4.
Use dev_valid_name() to make sure user does not provide illegal
device name.
syzbot caught the following bug :
BUG: KASAN: stack-out-of-bounds in strlcpy include/linux/string.h:300 [inline]
BUG: KASAN: stack-out-of-bounds in ip6gre_tunnel_locate+0x334/0x860
net/ipv6/ip6_gre.c:339
Write of size 2
