[PATCH 5.10 038/103] nexthop: Unlink nexthop group entry in error path

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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);





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