lib: fix coverity warnings introduced by the iface rb-tree conversion

Signed-off-by: Renato Westphal <renato@opensourcerouting.org>
This commit is contained in:
Renato Westphal 2017-10-21 10:24:21 -02:00
parent 47473bbbc7
commit 5b8524f5c2

View File

@ -194,7 +194,10 @@ void if_delete_retain(struct interface *ifp)
/* Delete and free interface structure. */
void if_delete(struct interface *ifp)
{
struct vrf *vrf = vrf_lookup_by_id(ifp->vrf_id);
struct vrf *vrf;
vrf = vrf_lookup_by_id(ifp->vrf_id);
assert(vrf);
IFNAME_RB_REMOVE(vrf, ifp);
if (ifp->ifindex != IFINDEX_INTERNAL)
@ -213,9 +216,13 @@ void if_delete(struct interface *ifp)
/* Interface existance check by index. */
struct interface *if_lookup_by_index(ifindex_t ifindex, vrf_id_t vrf_id)
{
struct vrf *vrf = vrf_lookup_by_id(vrf_id);
struct vrf *vrf;
struct interface if_tmp;
vrf = vrf_lookup_by_id(vrf_id);
if (!vrf)
return NULL;
if_tmp.ifindex = ifindex;
return RB_FIND(if_index_head, &vrf->ifaces_by_index, &if_tmp);
}
@ -244,7 +251,8 @@ struct interface *if_lookup_by_name(const char *name, vrf_id_t vrf_id)
struct vrf *vrf = vrf_lookup_by_id(vrf_id);
struct interface if_tmp;
if (!name || strnlen(name, INTERFACE_NAMSIZ) == INTERFACE_NAMSIZ)
if (!vrf || !name
|| strnlen(name, INTERFACE_NAMSIZ) == INTERFACE_NAMSIZ)
return NULL;
strlcpy(if_tmp.name, name, sizeof(if_tmp.name));
@ -388,7 +396,10 @@ struct interface *if_get_by_name(const char *name, vrf_id_t vrf_id, int vty)
void if_set_index(struct interface *ifp, ifindex_t ifindex)
{
struct vrf *vrf = vrf_lookup_by_id(ifp->vrf_id);
struct vrf *vrf;
vrf = vrf_lookup_by_id(ifp->vrf_id);
assert(vrf);
if (ifp->ifindex == ifindex)
return;