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* [PATCH] netfilter: nft_set_pipapo_avx2: remove redundant pointer lt
@ 2021-12-21 19:37 Colin Ian King
  2021-12-24 15:59 ` Pablo Neira Ayuso
  0 siblings, 1 reply; 2+ messages in thread
From: Colin Ian King @ 2021-12-21 19:37 UTC (permalink / raw)
  To: Pablo Neira Ayuso, Jozsef Kadlecsik, Florian Westphal,
	David S . Miller, Jakub Kicinski, netfilter-devel, coreteam,
	netdev
  Cc: kernel-janitors, linux-kernel

The pointer lt is being assigned a value and then later
updated but that value is never read. The pointer is
redundant and can be removed.

Signed-off-by: Colin Ian King <colin.i.king@gmail.com>
---
 net/netfilter/nft_set_pipapo_avx2.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/net/netfilter/nft_set_pipapo_avx2.c b/net/netfilter/nft_set_pipapo_avx2.c
index 6f4116e72958..52e0d026d30a 100644
--- a/net/netfilter/nft_set_pipapo_avx2.c
+++ b/net/netfilter/nft_set_pipapo_avx2.c
@@ -1048,11 +1048,9 @@ static int nft_pipapo_avx2_lookup_slow(unsigned long *map, unsigned long *fill,
 					struct nft_pipapo_field *f, int offset,
 					const u8 *pkt, bool first, bool last)
 {
-	unsigned long *lt = f->lt, bsize = f->bsize;
+	unsigned long bsize = f->bsize;
 	int i, ret = -1, b;
 
-	lt += offset * NFT_PIPAPO_LONGS_PER_M256;
-
 	if (first)
 		memset(map, 0xff, bsize * sizeof(*map));
 
-- 
2.33.1


^ permalink raw reply related	[flat|nested] 2+ messages in thread

* Re: [PATCH] netfilter: nft_set_pipapo_avx2: remove redundant pointer lt
  2021-12-21 19:37 [PATCH] netfilter: nft_set_pipapo_avx2: remove redundant pointer lt Colin Ian King
@ 2021-12-24 15:59 ` Pablo Neira Ayuso
  0 siblings, 0 replies; 2+ messages in thread
From: Pablo Neira Ayuso @ 2021-12-24 15:59 UTC (permalink / raw)
  To: Colin Ian King
  Cc: Jozsef Kadlecsik, Florian Westphal, David S . Miller,
	Jakub Kicinski, netfilter-devel, coreteam, netdev,
	kernel-janitors, linux-kernel

On Tue, Dec 21, 2021 at 07:37:57PM +0000, Colin Ian King wrote:
> The pointer lt is being assigned a value and then later
> updated but that value is never read. The pointer is
> redundant and can be removed.

Applied to nf-next, thanks

^ permalink raw reply	[flat|nested] 2+ messages in thread

end of thread, other threads:[~2021-12-24 16:03 UTC | newest]

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2021-12-21 19:37 [PATCH] netfilter: nft_set_pipapo_avx2: remove redundant pointer lt Colin Ian King
2021-12-24 15:59 ` Pablo Neira Ayuso

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