[PATCH] clk / soc: mediatek: fix ptr_ret.cocci warnings

[kbuild test robot]

From: kbuild test robot <l...@intel.com>

drivers/soc/mediatek/mtk-mmsys.c:28:1-3: WARNING: PTR_ERR_OR_ZERO can be used


 Use PTR_ERR_OR_ZERO rather than if(IS_ERR(...)) + PTR_ERR

Generated by: scripts/coccinelle/api/ptr_ret.cocci

Fixes: 13032709e232 ("clk / soc: mediatek: Move mt8173 MMSYS to platform 
driver")
CC: Matthias Brugger <mbrug...@suse.com>
Signed-off-by: kbuild test robot <l...@intel.com>
---

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git 
master
head:   30e2206e11ce27ae910cc0dab21472429e400a87
commit: 13032709e2328553970f0002df5edce6aac69425 [1266/7905] clk / soc: 
mediatek: Move mt8173 MMSYS to platform driver

 mtk-mmsys.c |    5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)

--- a/drivers/soc/mediatek/mtk-mmsys.c
+++ b/drivers/soc/mediatek/mtk-mmsys.c
@@ -25,10 +25,7 @@ static int mtk_mmsys_probe(struct platfo
 
        clks = platform_device_register_data(&pdev->dev, data->clk_driver,
                                             PLATFORM_DEVID_AUTO, NULL, 0);
-       if (IS_ERR(clks))
-               return PTR_ERR(clks);
-
-       return 0;
+       return PTR_ERR_OR_ZERO(clks);
 }
 
 static const struct of_device_id of_match_mtk_mmsys[] = {