From: Patrick McHardy Date: Sun, 27 Jul 2008 00:50:05 +0000 (-0700) Subject: netfilter: nf_conntrack_extend: avoid unnecessary "ct->ext" dereferences X-Git-Tag: firefly_0821_release~18628^2~6 X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=6c64825bf40ecc1b01610762ca736b18c8a9db92;p=firefly-linux-kernel-4.4.55.git netfilter: nf_conntrack_extend: avoid unnecessary "ct->ext" dereferences As Linus points out, "ct->ext" and "new" are always equal, avoid unnecessary dereferences and use "new" directly. Signed-off-by: Patrick McHardy Signed-off-by: David S. Miller --- diff --git a/net/netfilter/nf_conntrack_extend.c b/net/netfilter/nf_conntrack_extend.c index c956ef7eeecb..4b2c769d555f 100644 --- a/net/netfilter/nf_conntrack_extend.c +++ b/net/netfilter/nf_conntrack_extend.c @@ -115,10 +115,10 @@ void *__nf_ct_ext_add(struct nf_conn *ct, enum nf_ct_ext_id id, gfp_t gfp) ct->ext = new; } - ct->ext->offset[id] = newoff; - ct->ext->len = newlen; - memset((void *)ct->ext + newoff, 0, newlen - newoff); - return (void *)ct->ext + newoff; + new->offset[id] = newoff; + new->len = newlen; + memset((void *)new + newoff, 0, newlen - newoff); + return (void *)new + newoff; } EXPORT_SYMBOL(__nf_ct_ext_add);