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nexthop: Unlink nexthop group entry in error path 

In case of error, remove the nexthop group entry from the list to which
it was previously added.

Fixes: 430a049190 ("nexthop: Add support for nexthop groups")
Signed-off-by: Ido Schimmel <idosch@nvidia.com>
Reviewed-by: Petr Machata <petrm@nvidia.com>
Reviewed-by: David Ahern <dsahern@kernel.org>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
This commit is contained in:
Ido Schimmel 2021-01-07 16:48:22 +02:00 committed by Jakub Kicinski
parent 07e61a979c
commit 7b01e53eee
1 changed files with 3 additions and 1 deletions
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4
net/ipv4/nexthop.c
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@ -1459,8 +1459,10 @@ static struct nexthop *nexthop_create_group(struct net *net,
return nh; return nh;
out_no_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); nexthop_put(nhg->nh_entries[i].nh);
}
kfree(nhg->spare); kfree(nhg->spare);
kfree(nhg); kfree(nhg);