[PATCH 5.10 038/103] nexthop: Unlink nexthop group entry in error path
From: Greg Kroah-Hartman
Date: Fri Jan 15 2021 - 07:44:41 EST
From: Ido Schimmel <idosch@xxxxxxxxxx>
[ Upstream commit 7b01e53eee6dce7a8a6736e06b99b68cd0cc7a27 ]
In case of error, remove the nexthop group entry from the list to which
it was previously added.
Fixes: 430a049190de ("nexthop: Add support for nexthop groups")
Signed-off-by: Ido Schimmel <idosch@xxxxxxxxxx>
Reviewed-by: Petr Machata <petrm@xxxxxxxxxx>
Reviewed-by: David Ahern <dsahern@xxxxxxxxxx>
Signed-off-by: Jakub Kicinski <kuba@xxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
net/ipv4/nexthop.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
--- a/net/ipv4/nexthop.c
+++ b/net/ipv4/nexthop.c
@@ -1277,8 +1277,10 @@ static struct nexthop *nexthop_create_gr
return nh;
out_no_nh:
- for (i--; i >= 0; --i)
+ for (i--; i >= 0; --i) {
+ list_del(&nhg->nh_entries[i].nh_list);
nexthop_put(nhg->nh_entries[i].nh);
+ }
kfree(nhg->spare);
kfree(nhg);