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authorTom Rix <trix@redhat.com>2022-04-02 08:15:16 -0400
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2022-08-03 12:05:23 +0200
commitd67448174b0fd2186a6c347a4be775731432129b (patch)
tree5b790a2a99f322f383a628cde08fb6ca900a04df
parentf12f42196dae671cdd1eb1e7081f519192307234 (diff)
mlxsw: spectrum_router: simplify list unwinding
[ Upstream commit 6f2f36e5f932c58e370bff79aba7f05963ea1c2a ] The setting of i here err_nexthop6_group_get: i = nrt6; Is redundant, i is already nrt6. So remove this statement. The for loop for the unwinding err_rt6_create: for (i--; i >= 0; i--) { Is equivelent to for (; i > 0; i--) { Two consecutive labels can be reduced to one. Signed-off-by: Tom Rix <trix@redhat.com> Reviewed-by: Ido Schimmel <idosch@nvidia.com> Link: https://lore.kernel.org/r/20220402121516.2750284-1-trix@redhat.com Signed-off-by: Jakub Kicinski <kuba@kernel.org> Signed-off-by: Sasha Levin <sashal@kernel.org>
-rw-r--r--drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c20
1 files changed, 8 insertions, 12 deletions
diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c
index c00d6c4ed37c..245d36696486 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c
@@ -7022,7 +7022,7 @@ mlxsw_sp_fib6_entry_nexthop_add(struct mlxsw_sp *mlxsw_sp,
mlxsw_sp_rt6 = mlxsw_sp_rt6_create(rt_arr[i]);
if (IS_ERR(mlxsw_sp_rt6)) {
err = PTR_ERR(mlxsw_sp_rt6);
- goto err_rt6_create;
+ goto err_rt6_unwind;
}
list_add_tail(&mlxsw_sp_rt6->list, &fib6_entry->rt6_list);
@@ -7031,14 +7031,12 @@ mlxsw_sp_fib6_entry_nexthop_add(struct mlxsw_sp *mlxsw_sp,
err = mlxsw_sp_nexthop6_group_update(mlxsw_sp, op_ctx, fib6_entry);
if (err)
- goto err_nexthop6_group_update;
+ goto err_rt6_unwind;
return 0;
-err_nexthop6_group_update:
- i = nrt6;
-err_rt6_create:
- for (i--; i >= 0; i--) {
+err_rt6_unwind:
+ for (; i > 0; i--) {
fib6_entry->nrt6--;
mlxsw_sp_rt6 = list_last_entry(&fib6_entry->rt6_list,
struct mlxsw_sp_rt6, list);
@@ -7166,7 +7164,7 @@ mlxsw_sp_fib6_entry_create(struct mlxsw_sp *mlxsw_sp,
mlxsw_sp_rt6 = mlxsw_sp_rt6_create(rt_arr[i]);
if (IS_ERR(mlxsw_sp_rt6)) {
err = PTR_ERR(mlxsw_sp_rt6);
- goto err_rt6_create;
+ goto err_rt6_unwind;
}
list_add_tail(&mlxsw_sp_rt6->list, &fib6_entry->rt6_list);
fib6_entry->nrt6++;
@@ -7174,7 +7172,7 @@ mlxsw_sp_fib6_entry_create(struct mlxsw_sp *mlxsw_sp,
err = mlxsw_sp_nexthop6_group_get(mlxsw_sp, fib6_entry);
if (err)
- goto err_nexthop6_group_get;
+ goto err_rt6_unwind;
err = mlxsw_sp_nexthop_group_vr_link(fib_entry->nh_group,
fib_node->fib);
@@ -7193,10 +7191,8 @@ err_fib6_entry_type_set:
mlxsw_sp_nexthop_group_vr_unlink(fib_entry->nh_group, fib_node->fib);
err_nexthop_group_vr_link:
mlxsw_sp_nexthop6_group_put(mlxsw_sp, fib_entry);
-err_nexthop6_group_get:
- i = nrt6;
-err_rt6_create:
- for (i--; i >= 0; i--) {
+err_rt6_unwind:
+ for (; i > 0; i--) {
fib6_entry->nrt6--;
mlxsw_sp_rt6 = list_last_entry(&fib6_entry->rt6_list,
struct mlxsw_sp_rt6, list);