phy: freescale: imx8m-pcie: Add one missing error return

There should be one error return when fail to fetch the perst reset.
Add the missing error return.

Fixes: dce9edff ("phy: freescale: imx8m-pcie: Add i.MX8MP PCIe PHY support")
Signed-off-by: Richard Zhu <hongxing.zhu@nxp.com>
Reviewed-by: Marek Vasut <marex@denx.de>
Link: https://lore.kernel.org/r/1671433941-2037-1-git-send-email-hongxing.zhu@nxp.comSigned-off-by: Vinod Koul <vkoul@kernel.org>

drivers/phy/freescale/phy-fsl-imx8m-pcie.c

@@ -255,7 +255,7 @@ static int imx8_pcie_phy_probe(struct platform_device *pdev)
 		imx8_phy->perst =
 			devm_reset_control_get_exclusive(dev, "perst");
 		if (IS_ERR(imx8_phy->perst))
-			dev_err_probe(dev, PTR_ERR(imx8_phy->perst),
+			return dev_err_probe(dev, PTR_ERR(imx8_phy->perst),
 				      "Failed to get PCIE PHY PERST control\n");
 	}