bgpd: Tell Coverity SA that regex cannot be NULL here

The coverity SA believes that the regex value can possibly
be NULL.  Not possible so let's make it happy.

Signed-off-by: Donald Sharp <sharpd@cumulusnetworks.com>

diff --git a/bgpd/bgp_route.c b/bgpd/bgp_route.c
index 78f03a707dc6d24579544b112f76231ec2cc05c9..d3a5774570b79695b4914ebd4ab0ae5d3696cede 100644 (file)
--- a/bgpd/bgp_route.c
+++ b/bgpd/bgp_route.c
@@ -10708,6 +10708,7 @@ DEFUN (show_ip_bgp_regexp,
        if (argv_find(argv, argc, "REGEX", &idx))
                regstr = argv[idx]->arg;
 
+       assert(regstr);
        return bgp_show_regexp(vty, bgp, (const char *)regstr, afi, safi,
                                 bgp_show_type_regexp, uj);
 }