net/mlx5: fs, jump to exit point and don't fall through

For code clarity and to prevent future bugs make sure to jump
to the exit point once done handling that specific type.
This aligns the code with the rest logic in the function.
Signed-off-by: NMark Bloch <mbloch@nvidia.com>
Reviewed-by: NMaor Gottlieb <maorg@nvidia.com>
Signed-off-by: NSaeed Mahameed <saeedm@nvidia.com>

drivers/net/ethernet/mellanox/mlx5/core/fs_core.c

@@ -570,6 +570,7 @@ static void del_sw_hw_rule(struct fs_node *node)
 		--fte->dests_size;
 		fte->modify_mask |=
 			BIT(MLX5_SET_FTE_MODIFY_ENABLE_MASK_DESTINATION_LIST);
+		goto out;
 	}
 out:
 	kfree(rule);