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Netlink: Better handling of an error case

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This commit is contained in:
Ondrej Zajicek (work) 2017-03-29 15:55:39 +02:00
parent 6fe11c9941
commit ed6100441e
1 changed files with 7 additions and 7 deletions
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12
sysdep/linux/netlink.c
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@ -1419,13 +1419,13 @@ nl_parse_route(struct nl_parse_state *s, struct nlmsghdr *h)
if (!nl_parse_attrs(RTM_RTA(i), rtm_attr_want_mpls, a, sizeof(a)))
return;
if (a[RTA_DST])
if (rta_get_mpls(a[RTA_DST], rta_mpls_stack) == 1)
if (!a[RTA_DST])
SKIP("MPLS route without RTA_DST");
if (rta_get_mpls(a[RTA_DST], rta_mpls_stack) != 1)
SKIP("MPLS route with multi-label RTA_DST");
net_fill_mpls(&dst, rta_mpls_stack[0]);
else
log(L_WARN "KRT: Got multi-label MPLS RTA_DST");
else
return; /* No support for MPLS routes without RTA_DST */
break;
default: