target/linux/generic/backport-5.10/610-v5.13-02-netfilter-Fix-fall-through-warnings-for-Clang.patch

   1 From: "Gustavo A. R. Silva" <gustavoars@kernel.org>
   2 Date: Tue, 23 Mar 2021 00:56:20 +0100
   3 Subject: [PATCH] netfilter: Fix fall-through warnings for Clang
   4
   5 In preparation to enable -Wimplicit-fallthrough for Clang, fix multiple
   6 warnings by explicitly adding multiple break statements instead of just
   7 letting the code fall through to the next case.
   8
   9 Link: https://github.com/KSPP/linux/issues/115
  10 Acked-by: Florian Westphal <fw@strlen.de>
  11 Signed-off-by: Gustavo A. R. Silva <gustavoars@kernel.org>
  12 Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
  13 ---
  14
  15 --- a/net/netfilter/nf_conntrack_proto_dccp.c
  16 +++ b/net/netfilter/nf_conntrack_proto_dccp.c
  17 @@ -397,6 +397,7 @@ dccp_new(struct nf_conn *ct, const struc
  18                         msg = "not picking up existing connection ";
  19                         goto out_invalid;
  20                 }
  21 +               break;
  22         case CT_DCCP_REQUEST:
  23                 break;
  24         case CT_DCCP_INVALID:
  25 --- a/net/netfilter/nf_tables_api.c
  26 +++ b/net/netfilter/nf_tables_api.c
  27 @@ -8369,6 +8369,7 @@ static int nf_tables_check_loops(const s
  28                                                         data->verdict.chain);
  29                                 if (err < 0)
  30                                         return err;
  31 +                               break;
  32                         default:
  33                                 break;
  34                         }
  35 --- a/net/netfilter/nft_ct.c
  36 +++ b/net/netfilter/nft_ct.c
  37 @@ -528,6 +528,7 @@ static void __nft_ct_set_destroy(const s
  38         case NFT_CT_ZONE:
  39                 if (--nft_ct_pcpu_template_refcnt == 0)
  40                         nft_ct_tmpl_put_pcpu();
  41 +               break;
  42  #endif
  43         default:
  44                 break;