[PATCH] [net/ipv6] Remove redundant null check in ah_mt6

[Gaurav Singh]

ah cannot be NULL since its already checked above after
assignment and is being dereferenced before in pr().
Remove the redundant null check.

Signed-off-by: Gaurav Singh <gaurav1...@gmail.com>
---
 net/ipv6/netfilter/ip6t_ah.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/net/ipv6/netfilter/ip6t_ah.c b/net/ipv6/netfilter/ip6t_ah.c
index 4e15a14435e4..70da2f2ce064 100644
--- a/net/ipv6/netfilter/ip6t_ah.c
+++ b/net/ipv6/netfilter/ip6t_ah.c
@@ -74,8 +74,7 @@ static bool ah_mt6(const struct sk_buff *skb, struct 
xt_action_param *par)
                 ahinfo->hdrres, ah->reserved,
                 !(ahinfo->hdrres && ah->reserved));
 
-       return (ah != NULL) &&
-               spi_match(ahinfo->spis[0], ahinfo->spis[1],
+       return spi_match(ahinfo->spis[0], ahinfo->spis[1],
                          ntohl(ah->spi),
                          !!(ahinfo->invflags & IP6T_AH_INV_SPI)) &&
                (!ahinfo->hdrlen ||
-- 
2.17.1