skbuff: simplify __alloc_skb() a bit

Use unlikely() annotations for skbuff_head and data similarly to the
two other allocation functions and remove totally redundant goto.

Signed-off-by: Alexander Lobakin <alobakin@pm.me>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Alexander Lobakin 2021-02-13 14:11:39 +00:00 • committed by David S. Miller
commit df1ae022af