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bgpd: Cleanup SA error in ignoring return from function

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Ignoring the return from argv_find_and_parse_afi
makes the SA system assume that you could pass a AFI_MAX
value to bgp_show_route.  Which in turn would cause
an array out of bounds read.

Signed-off-by: Donald Sharp <sharpd@cumulusnetworks.com>
This commit is contained in:
Donald Sharp 2017-12-05 10:09:36 -05:00
parent 2fd89ed7fc
commit ff6566f3ef
1 changed files with 6 additions and 1 deletions
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7
bgpd/bgp_route.c
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@ -10569,12 +10569,17 @@ DEFUN (show_bgp_afi_vpn_rd_route,
afi_t afi = AFI_MAX;
int idx = 0;
(void)argv_find_and_parse_afi(argv, argc, &idx, &afi);
if (!argv_find_and_parse_afi(argv, argc, &idx, &afi)) {
vty_out(vty, "%% Malformed Address Family\n");
return CMD_WARNING;
}
ret = str2prefix_rd(argv[5]->arg, &prd);
if (!ret) {
vty_out(vty, "%% Malformed Route Distinguisher\n");
return CMD_WARNING;
}
return bgp_show_route(vty, NULL, argv[6]->arg, afi, SAFI_MPLS_VPN, &prd,
0, BGP_PATH_ALL, use_json(argc, argv));
}