[PATCH] PCI: qcom: fix ptr_ret.cocci warnings

[kbuild test robot <lkp@intel.com>]

drivers/pci/host/pcie-qcom.c:188:1-3: WARNING: PTR_ERR_OR_ZERO can be used
drivers/pci/host/pcie-qcom.c:220:1-3: 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

CC: Stanimir Varbanov <svarbanov@mm-sol.com>
Signed-off-by: Fengguang Wu <fengguang.wu@intel.com>
---

 pcie-qcom.c |   10 ++--------
 1 file changed, 2 insertions(+), 8 deletions(-)

--- a/drivers/pci/host/pcie-qcom.c
+++ b/drivers/pci/host/pcie-qcom.c
@@ -185,10 +185,7 @@ static int qcom_pcie_get_resources_v0(st
 		return PTR_ERR(res->por_reset);
 
 	res->phy_reset = devm_reset_control_get(dev, "phy");
-	if (IS_ERR(res->phy_reset))
-		return PTR_ERR(res->phy_reset);
-
-	return 0;
+	return PTR_ERR_OR_ZERO(res->phy_reset);
 }
 
 static int qcom_pcie_get_resources_v1(struct qcom_pcie *pcie)
@@ -217,10 +214,7 @@ static int qcom_pcie_get_resources_v1(st
 		return PTR_ERR(res->slave_bus);
 
 	res->core = devm_reset_control_get(dev, "core");
-	if (IS_ERR(res->core))
-		return PTR_ERR(res->core);
-
-	return 0;
+	return PTR_ERR_OR_ZERO(res->core);
 }
 
 static void qcom_pcie_deinit_v0(struct qcom_pcie *pcie)