From: Gustavo A. R. Silva <gustavoars@kernel.org>
Date: Fri, 20 Nov 2020 18:41:00 +0000 (-0600)
Subject: xfrm: Fix fall-through warnings for Clang
X-Git-Tag: v5.14-rc1~155^2~5
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=135436a7d2cdd505aacc142f7f57e388b23ba73e;p=thirdparty%2Flinux.git

xfrm: Fix fall-through warnings for Clang

In preparation to enable -Wimplicit-fallthrough for Clang, fix a warning
by explicitly adding a break statement instead of letting the code fall
through to the next case.

Link: https://github.com/KSPP/linux/issues/115
Signed-off-by: Gustavo A. R. Silva <gustavoars@kernel.org>
---

diff --git a/net/xfrm/xfrm_interface.c b/net/xfrm/xfrm_interface.c
index 8831f5a9e9923..41de46b5ffa94 100644
--- a/net/xfrm/xfrm_interface.c
+++ b/net/xfrm/xfrm_interface.c
@@ -432,6 +432,7 @@ static int xfrmi4_err(struct sk_buff *skb, u32 info)
 	case ICMP_DEST_UNREACH:
 		if (icmp_hdr(skb)->code != ICMP_FRAG_NEEDED)
 			return 0;
+		break;
 	case ICMP_REDIRECT:
 		break;
 	default: