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bgpd: fix memory leak when reconfiguring a route distinguisher

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A memory leak happens when reconfiguring an already configured route
distinguisher on an L3VPN BGP instance. Fix this by freeing the previous
route distinguisher.

Signed-off-by: Philippe Guibert <philippe.guibert@6wind.com>
(cherry picked from commit 0dd96287dd)
This commit is contained in:
Philippe Guibert 2024-12-18 16:53:48 +01:00 committed by Mergify
parent 80f5df3f09
commit fee57833d7
1 changed files with 2 additions and 0 deletions
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2
bgpd/bgp_vty.c
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@ -9482,6 +9482,8 @@ DEFPY (af_rd_vpn_export,
bgp_get_default(), bgp); bgp_get_default(), bgp);
if (yes) { if (yes) {
if (bgp->vpn_policy[afi].tovpn_rd_pretty)
XFREE(MTYPE_BGP_NAME, bgp->vpn_policy[afi].tovpn_rd_pretty);
bgp->vpn_policy[afi].tovpn_rd_pretty = XSTRDUP(MTYPE_BGP_NAME, bgp->vpn_policy[afi].tovpn_rd_pretty = XSTRDUP(MTYPE_BGP_NAME,
rd_str); rd_str);
bgp->vpn_policy[afi].tovpn_rd = prd; bgp->vpn_policy[afi].tovpn_rd = prd;