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authorDonald Sharp <sharpd@nvidia.com>2022-03-07 17:28:28 +0100
committerDonald Sharp <sharpd@nvidia.com>2022-03-07 17:28:28 +0100
commite3015d915b1fa7016647dbb195611e510a9942f0 (patch)
tree0f2ec8f8a9c72c1825de564019213433f77587bf /bgpd/bgp_route.c
parentMerge pull request #10732 from anlancs/zebra-minor-move (diff)
downloadfrr-e3015d915b1fa7016647dbb195611e510a9942f0.tar.xz
frr-e3015d915b1fa7016647dbb195611e510a9942f0.zip
bgpd: Fix continue/break change from old commit
Commit: ea47320b1d0eeaa56f945fa356da7e4ca7f2b0b2 Modified the bgp_clear_stale_route function to have better indentation, but in the process changed some `continue;` statements to `break;` which modified the looping and caused stale paths to not always be removed upon an update. To reproduce: A ---- B, setup with addpath and GR One side has a prefix with nhop1 and nhop2, kill one side and then resend the same prefix with nhop3, paths nhop1 and 2 become stale and never removed. Code inspection clearly shows that that `continue` statements became `break` statements causing the loop over all paths to stop prematurely. The fix is to change the break back to continue statements so the loop can continue instead of stopping. Signed-off-by: Donald Sharp <sharpd@nvidia.com>
Diffstat (limited to '')
-rw-r--r--bgpd/bgp_route.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/bgpd/bgp_route.c b/bgpd/bgp_route.c
index 186068638..485495924 100644
--- a/bgpd/bgp_route.c
+++ b/bgpd/bgp_route.c
@@ -5376,10 +5376,10 @@ void bgp_clear_stale_route(struct peer *peer, afi_t afi, safi_t safi)
bgp_attr_get_community(
pi->attr),
COMMUNITY_NO_LLGR))
- break;
+ continue;
if (!CHECK_FLAG(pi->flags,
BGP_PATH_STALE))
- break;
+ continue;
/*
* If this is VRF leaked route
@@ -5409,9 +5409,9 @@ void bgp_clear_stale_route(struct peer *peer, afi_t afi, safi_t safi)
!community_include(
bgp_attr_get_community(pi->attr),
COMMUNITY_NO_LLGR))
- break;
+ continue;
if (!CHECK_FLAG(pi->flags, BGP_PATH_STALE))
- break;
+ continue;
if (safi == SAFI_UNICAST &&
(peer->bgp->inst_type ==
BGP_INSTANCE_TYPE_VRF ||