[PATCH] PCI/keystone: check return value of devm_phy_get with EPROBE_DEFER

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If the return value of devm_phy_get is EPROBE_DEFER, we should
defer probing the driver.

Signed-off-by: Shawn Lin <shawn.lin@xxxxxxxxxxxxxx>
---

 drivers/pci/host/pci-keystone.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/pci/host/pci-keystone.c b/drivers/pci/host/pci-keystone.c
index 0aa81bd..42af6ac 100644
--- a/drivers/pci/host/pci-keystone.c
+++ b/drivers/pci/host/pci-keystone.c
@@ -363,6 +363,8 @@ static int __init ks_pcie_probe(struct platform_device *pdev)
 		ret = phy_init(phy);
 		if (ret < 0)
 			return ret;
+	} else if (PTR_ERR(phy) == -EPROBE_DEFER) {
+		return PTR_ERR(phy);
 	}
 
 	/* index 2 is to read PCI DEVICE_ID */
-- 
2.3.7


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