Re: [PATCH 1/4] net: sctp: Rename fallthrough label to unhandled
From: Nick Desaulniers <ndesaulniers@google.com>
Date: 2019-10-07 18:08:59
Also in:
linux-sctp, lkml
On Sat, Oct 5, 2019 at 9:46 AM Joe Perches [off-list ref] wrote:
quoted hunk ↗ jump to hunk
fallthrough may 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> --- net/sctp/sm_make_chunk.c | 12 ++++++------ 1 file changed, 6 insertions(+), 6 deletions(-)diff --git a/net/sctp/sm_make_chunk.c b/net/sctp/sm_make_chunk.c index e41ed2e0ae7d..48d63956a68c 100644 --- a/net/sctp/sm_make_chunk.c +++ b/net/sctp/sm_make_chunk.c@@ -2155,7 +2155,7 @@ static enum sctp_ierror sctp_verify_param(struct net *net, case SCTP_PARAM_SET_PRIMARY: if (ep->asconf_enable) break; - goto fallthrough; + goto unhandled; case SCTP_PARAM_HOST_NAME_ADDRESS: /* Tell the peer, we won't support this param. */@@ -2166,11 +2166,11 @@ static enum sctp_ierror sctp_verify_param(struct net *net, 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@@ -2187,7 +2187,7 @@ static enum sctp_ierror sctp_verify_param(struct net *net, 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@@ -2203,7 +2203,7 @@ static enum sctp_ierror sctp_verify_param(struct net *net, 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) -@@ -2226,7 +2226,7 @@ static enum sctp_ierror sctp_verify_param(struct net *net, retval = SCTP_IERROR_ABORT; } break; -fallthrough: +unhandled: default:
Interesting control flow (goto from one case to the default case, not sure "fallthrough" was ever the right word for that). Thanks for the patch. Reviewed-by: Nick Desaulniers <ndesaulniers@google.com>
pr_debug("%s: unrecognized param:%d for chunk:%d\n",
__func__, ntohs(param.p->type), cid);
--
2.15.0-- Thanks, ~Nick Desaulniers