[PATCH 4.15 143/168] net: fool proof dev_valid_name()

4.15-stable review patch. If anyone has any objections, please let me know. -- From: Eric Dumazet [ Upstream commit a9d48205d0aedda021fc3728972a9e9934c2b9de ] We want to use dev_valid_name() to validate tunnel names, so better use strnlen(name, IFNAMSIZ)

[PATCH 4.15 143/168] net: fool proof dev_valid_name()

4.15-stable review patch. If anyone has any objections, please let me know. -- From: Eric Dumazet [ Upstream commit a9d48205d0aedda021fc3728972a9e9934c2b9de ] We want to use dev_valid_name() to validate tunnel names, so better use strnlen(name, IFNAMSIZ) than strlen(name) to