PCI: j721e: Use 'pcie->reset_gpio' directly and drop the local variable

Assign the result of devm_gpiod_get_optional() directly to
pcie->reset_gpio, thereby removing the local variable.

Signed-off-by: Anand Moon <linux.amoon@gmail.com>
Signed-off-by: Manivannan Sadhasivam <mani@kernel.org>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Reviewed-by: Siddharth Vadapalli <s-vadapalli@ti.com>
Link: https://patch.msgid.link/20251028154229.6774-3-linux.amoon@gmail.com

Author: moonlinux

drivers/pci/controller/cadence/pci-j721e.c

@@ -477,7 +477,6 @@ static int j721e_pcie_probe(struct platform_device *pdev)
 	struct j721e_pcie *pcie;
 	struct cdns_pcie_rc *rc = NULL;
 	struct cdns_pcie_ep *ep = NULL;
-	struct gpio_desc *gpiod;
 	void __iomem *base;
 	u32 num_lanes;
 	u32 mode;
@@ -589,12 +588,12 @@ static int j721e_pcie_probe(struct platform_device *pdev)
 
 	switch (mode) {
 	case PCI_MODE_RC:
-		gpiod = devm_gpiod_get_optional(dev, "reset", GPIOD_OUT_LOW);
-		if (IS_ERR(gpiod)) {
-			ret = dev_err_probe(dev, PTR_ERR(gpiod), "Failed to get reset GPIO\n");
+		pcie->reset_gpio = devm_gpiod_get_optional(dev, "reset", GPIOD_OUT_LOW);
+		if (IS_ERR(pcie->reset_gpio)) {
+			ret = dev_err_probe(dev, PTR_ERR(pcie->reset_gpio),
+					    "Failed to get reset GPIO\n");
 			goto err_get_sync;
 		}
-		pcie->reset_gpio = gpiod;
 
 		ret = cdns_pcie_init_phy(dev, cdns_pcie);
 		if (ret) {
@@ -616,9 +615,9 @@ static int j721e_pcie_probe(struct platform_device *pdev)
 		 * This shall ensure that the power and the reference clock
 		 * are stable.
 		 */
-		if (gpiod) {
+		if (pcie->reset_gpio) {
 			msleep(PCIE_T_PVPERL_MS);
-			gpiod_set_value_cansleep(gpiod, 1);
+			gpiod_set_value_cansleep(pcie->reset_gpio, 1);
 		}
 
 		ret = cdns_pcie_host_setup(rc);