From 48f9bcf91461b43249949f4e172b5c0245dde751 Mon Sep 17 00:00:00 2001
From: Joe Perches <joe@perches.com>
Date: Sat, 5 Oct 2019 09:46:41 -0700
Subject: [PATCH] net: sctp: Rename fallthrough label to unhandled
Git-commit: 48f9bcf91461b43249949f4e172b5c0245dde751
Patch-mainline: v5.4-rc3
References: bsc#1178203

fallthrough will become a pseudo reserved keyword so this only use of
fallthrough is better renamed to allow it.

Signed-off-by: Joe Perches <joe@perches.com>
Reviewed-by: Nick Desaulniers <ndesaulniers@google.com>
Reviewed-by: Kees Cook <keescook@chromium.org>
Acked-by: Neil Horman <nhorman@tuxdriver.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Acked-by: Takashi Iwai <tiwai@suse.de>

---
 net/sctp/sm_make_chunk.c |   12 ++++++------
 1 file changed, 6 insertions(+), 6 deletions(-)

--- a/net/sctp/sm_make_chunk.c
+++ b/net/sctp/sm_make_chunk.c
@@ -2152,7 +2152,7 @@ static enum sctp_ierror sctp_verify_para
 	case SCTP_PARAM_SET_PRIMARY:
 		if (net->sctp.addip_enable)
 			break;
-		goto fallthrough;
+		goto unhandled;
 
 	case SCTP_PARAM_HOST_NAME_ADDRESS:
 		/* Tell the peer, we won't support this param.  */
@@ -2163,11 +2163,11 @@ static enum sctp_ierror sctp_verify_para
 	case SCTP_PARAM_FWD_TSN_SUPPORT:
 		if (ep->prsctp_enable)
 			break;
-		goto fallthrough;
+		goto unhandled;
 
 	case SCTP_PARAM_RANDOM:
 		if (!ep->auth_enable)
-			goto fallthrough;
+			goto unhandled;
 
 		/* SCTP-AUTH: Secion 6.1
 		 * If the random number is not 32 byte long the association
@@ -2184,7 +2184,7 @@ static enum sctp_ierror sctp_verify_para
 
 	case SCTP_PARAM_CHUNKS:
 		if (!ep->auth_enable)
-			goto fallthrough;
+			goto unhandled;
 
 		/* SCTP-AUTH: Section 3.2
 		 * The CHUNKS parameter MUST be included once in the INIT or
@@ -2200,7 +2200,7 @@ static enum sctp_ierror sctp_verify_para
 
 	case SCTP_PARAM_HMAC_ALGO:
 		if (!ep->auth_enable)
-			goto fallthrough;
+			goto unhandled;
 
 		hmacs = (struct sctp_hmac_algo_param *)param.p;
 		n_elt = (ntohs(param.p->length) -
@@ -2223,7 +2223,7 @@ static enum sctp_ierror sctp_verify_para
 			retval = SCTP_IERROR_ABORT;
 		}
 		break;
-fallthrough:
+unhandled:
 	default:
 		pr_debug("%s: unrecognized param:%d for chunk:%d\n",
 			 __func__, ntohs(param.p->type), cid);