Messages in this thread | | | Date | Wed, 12 Jan 2022 08:39:42 -0800 | From | Jakub Kicinski <> | Subject | Re: [PATCH] net/ipv6: remove redundant err variable |
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On Wed, 12 Jan 2022 08:54:41 -0700 David Ahern wrote: > On 1/12/22 1:26 AM, cgel.zte@gmail.com wrote: > > diff --git a/net/ipv6/ip6_tunnel.c b/net/ipv6/ip6_tunnel.c > > index fe786df4f849..897194eb3b89 100644 > > --- a/net/ipv6/ip6_tunnel.c > > +++ b/net/ipv6/ip6_tunnel.c > > @@ -698,13 +698,12 @@ mplsip6_err(struct sk_buff *skb, struct inet6_skb_parm *opt, > > u8 type, u8 code, int offset, __be32 info) > > { > > __u32 rel_info = ntohl(info); > > - int err, rel_msg = 0; > > + int rel_msg = 0; > > this line needs to be moved down to maintain reverse xmas tree ordering. > > You need to make the subject > '[PATCH net-next] net/ipv6: remove redundant err variable' > > and since net-next is closed you will need to resubmit when it is open.
Frankly I'm not sure these type of patches make sense.
Minghao how many instances of this pattern are there in the tree today?
What tools can we use to ensure the pattern does not get added back in new patches?
> > u8 rel_type = type; > > u8 rel_code = code; > > > > - err = ip6_tnl_err(skb, IPPROTO_MPLS, opt, &rel_type, &rel_code, > > + return ip6_tnl_err(skb, IPPROTO_MPLS, opt, &rel_type, &rel_code, > > &rel_msg, &rel_info, offset);
You should re-align continuation lines when you move the opening bracket.
> > - return err; > > }
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