[PATCH 4.9 004/145] cfg80211: check dev_set_name() return value

4.9-stable review patch. If anyone has any objections, please let me know. -- From: Johannes Berg commit 59b179b48ce2a6076448a44531242ac2b3f6cef2 upstream. syzbot reported a warning from rfkill_alloc(), and after a while I think that the reason is

[PATCH 4.9 004/145] cfg80211: check dev_set_name() return value

4.9-stable review patch. If anyone has any objections, please let me know. -- From: Johannes Berg commit 59b179b48ce2a6076448a44531242ac2b3f6cef2 upstream. syzbot reported a warning from rfkill_alloc(), and after a while I think that the reason is that it was doing fault