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bgpd: handle case where passed RD is null

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The function vpn_leak_to_vrf_update_onevrf() has the RD parameter
set to NULL. Test the RD value before displaying it in the called
function.

Signed-off-by: Philippe Guibert <philippe.guibert@6wind.com>
This commit is contained in:
Philippe Guibert 2023-02-10 18:12:48 +01:00
parent 629d84f512
commit 616e9f0d9f
1 changed files with 2 additions and 1 deletions
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3
bgpd/bgp_mplsvpn.c
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@ -1907,7 +1907,8 @@ static bool vpn_leak_to_vrf_update_onevrf(struct bgp *to_bgp, /* to */
return false; return false;
} }
if (debug) rd_buf[0] = '\0';
if (debug && prd)
prefix_rd2str(prd, rd_buf, sizeof(rd_buf), to_bgp->asnotation); prefix_rd2str(prd, rd_buf, sizeof(rd_buf), to_bgp->asnotation);
/* A route MUST NOT ever be accepted back into its source VRF, even if /* A route MUST NOT ever be accepted back into its source VRF, even if