brcmfmac: Use __skb_peek().

Instead of direct SKB list pointer accesses.

In these situations, we absolutely know that the SKB queue in question
is non-empty.

Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
David S. Miller 2018-08-11 21:19:19 -07:00
commit 776f07ee30
2 changed files with 2 additions and 2 deletions