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authorIgor Ryzhov <iryzhov@nfware.com>2023-10-11 00:15:32 +0300
committerIgor Ryzhov <iryzhov@nfware.com>2023-10-12 21:23:18 +0300
commit7d67b9ff28d09de58c632f80ef7d330e45e698f6 (patch)
tree16c8afc9dc80d70951f83d2f1182ace0edc7ee49 /ospf6d
parent9bc4d9eaec92589deda092bd867054e25e64be3f (diff)
build: add -Wimplicit-fallthrough
Also: - replace all /* fallthrough */ comments with portable fallthrough; pseudo keyword to accomodate both gcc and clang - add missing break; statements as required by older versions of gcc - cleanup some code to remove unnecessary fallthrough Signed-off-by: Igor Ryzhov <iryzhov@nfware.com>
Diffstat (limited to 'ospf6d')
-rw-r--r--ospf6d/ospf6_message.c12
-rw-r--r--ospf6d/ospf6_route.c2
-rw-r--r--ospf6d/ospf6_route.h2
-rw-r--r--ospf6d/ospf6_snmp.c4
4 files changed, 10 insertions, 10 deletions
diff --git a/ospf6d/ospf6_message.c b/ospf6d/ospf6_message.c
index 07da9a5ec1..7fbe08d30f 100644
--- a/ospf6d/ospf6_message.c
+++ b/ospf6d/ospf6_message.c
@@ -631,8 +631,8 @@ static void ospf6_dbdesc_recv_master(struct ospf6_header *oh,
"Neighbor state is not ExStart, ignore");
return;
}
- /* else fall through to ExStart */
- /* fallthru */
+ /* else fall through to ExStart */
+ fallthrough;
case OSPF6_NEIGHBOR_EXSTART:
/* if neighbor obeys us as our slave, schedule negotiation_done
and process LSA Headers. Otherwise, ignore this message */
@@ -650,8 +650,8 @@ static void ospf6_dbdesc_recv_master(struct ospf6_header *oh,
on->ospf6_if->interface->vrf->name, on->name);
return;
}
- /* fall through to exchange */
-
+ /* fall through to exchange */
+ fallthrough;
case OSPF6_NEIGHBOR_EXCHANGE:
if (!memcmp(dbdesc, &on->dbdesc_last,
sizeof(struct ospf6_dbdesc))) {
@@ -835,8 +835,8 @@ static void ospf6_dbdesc_recv_slave(struct ospf6_header *oh,
"Neighbor state is not ExStart, ignore");
return;
}
- /* else fall through to ExStart */
- /* fallthru */
+ /* else fall through to ExStart */
+ fallthrough;
case OSPF6_NEIGHBOR_EXSTART:
/* If the neighbor is Master, act as Slave. Schedule
negotiation_done
diff --git a/ospf6d/ospf6_route.c b/ospf6d/ospf6_route.c
index 443032933d..ca026dc97f 100644
--- a/ospf6d/ospf6_route.c
+++ b/ospf6d/ospf6_route.c
@@ -363,7 +363,7 @@ void ospf6_route_zebra_copy_nexthops(struct ospf6_route *route,
case NEXTHOP_TYPE_IPV6_IFINDEX:
nexthops[i].ifindex = nh->ifindex;
- /* FALLTHROUGH */
+ fallthrough;
case NEXTHOP_TYPE_IPV6:
nexthops[i].gate.ipv6 = nh->address;
break;
diff --git a/ospf6d/ospf6_route.h b/ospf6d/ospf6_route.h
index c2125951ec..2c1d17efc3 100644
--- a/ospf6d/ospf6_route.h
+++ b/ospf6d/ospf6_route.h
@@ -67,7 +67,7 @@ static inline bool ospf6_nexthop_is_same(const struct ospf6_nexthop *nha,
case NEXTHOP_TYPE_IPV6_IFINDEX:
if (nha->ifindex != nhb->ifindex)
return false;
- /* FALLTHROUGH */
+ fallthrough;
case NEXTHOP_TYPE_IPV6:
if (!IN6_ARE_ADDR_EQUAL(&nha->address, &nhb->address))
return false;
diff --git a/ospf6d/ospf6_snmp.c b/ospf6d/ospf6_snmp.c
index f88667bfd0..671291312a 100644
--- a/ospf6d/ospf6_snmp.c
+++ b/ospf6d/ospf6_snmp.c
@@ -697,8 +697,8 @@ static uint8_t *ospfv3GeneralGroup(struct variable *v, oid *name,
case OSPFv3REFERENCEBANDWIDTH:
if (ospf6)
return SNMP_INTEGER(ospf6->ref_bandwidth);
- /* Otherwise, like for "not implemented". */
- /* fallthru */
+ /* Otherwise, like for "not implemented". */
+ return NULL;
case OSPFv3RESTARTSUPPORT:
case OSPFv3RESTARTINTERVAL:
case OSPFv3RESTARTSTRICTLSACHECKING: