bus: ti-sysc: Use PTR_ERR_OR_ZERO() to simplify code

Fixes coccicheck warning:

drivers/bus/ti-sysc.c:506:1-3: WARNING: PTR_ERR_OR_ZERO can be used

Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: zhengbin <zhengbin13@huawei.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>

diff --git a/drivers/bus/ti-sysc.c b/drivers/bus/ti-sysc.c
index 78f90c6cd5799e1075d6124c4c0834a4b7fa96c7..c915ac30079531aba65cec5615db62b92def6866 100644 (file)
--- a/drivers/bus/ti-sysc.c
+++ b/drivers/bus/ti-sysc.c
@@ -503,10 +503,8 @@ static int sysc_init_resets(struct sysc *ddata)
 {
        ddata->rsts =
                devm_reset_control_get_optional_shared(ddata->dev, "rstctrl");
-       if (IS_ERR(ddata->rsts))
-               return PTR_ERR(ddata->rsts);
 
-       return 0;
+       return PTR_ERR_OR_ZERO(ddata->rsts);
 }
 
 /**