netdevice: add the case if dev is NULL
authorYajun Deng <yajun.deng@linux.dev>
Thu, 5 Aug 2021 11:54:34 +0000 (19:54 +0800)
committerDavid S. Miller <davem@davemloft.net>
Thu, 5 Aug 2021 12:29:26 +0000 (13:29 +0100)
commitb37a466837393af72fe8bcb8f1436410f3f173f3
treeb3a7d2adfc7315c7e4c5e688c7cdbb5f56991745
parent1160dfa178eb848327e9dec39960a735f4dc1685
netdevice: add the case if dev is NULL

Add the case if dev is NULL in dev_{put, hold}, so the caller doesn't
need to care whether dev is NULL or not.

Signed-off-by: Yajun Deng <yajun.deng@linux.dev>
Signed-off-by: David S. Miller <davem@davemloft.net>
include/linux/netdevice.h