linux-kernel - [PATCH] usb: musb: da8xx: Don't print phy error on -EPROBE

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Message-Id: <1477422170-1490-1-git-send-email-david@lechnology.com>
Date:   Tue, 25 Oct 2016 14:02:50 -0500
From:   David Lechner <david@...hnology.com>
To:     Bin Liu <b-liu@...com>
Cc:     David Lechner <david@...hnology.com>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Alexandre Bailon <abailon@...libre.com>,
        linux-usb@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [PATCH] usb: musb: da8xx: Don't print phy error on -EPROBE_DEFER

This suppresses printing the error message "failed to get phy" in the
kernel log when the error is -EPROBE_DEFER. This prevents usless noise
in the kernel log.

Signed-off-by: David Lechner <david@...hnology.com>
---
 drivers/usb/musb/da8xx.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/usb/musb/da8xx.c b/drivers/usb/musb/da8xx.c
index 481d786..f8a1591 100644
--- a/drivers/usb/musb/da8xx.c
+++ b/drivers/usb/musb/da8xx.c
@@ -516,7 +516,8 @@ static int da8xx_probe(struct platform_device *pdev)
 
 	glue->phy = devm_phy_get(&pdev->dev, "usb-phy");
 	if (IS_ERR(glue->phy)) {
-		dev_err(&pdev->dev, "failed to get phy\n");
+		if (PTR_ERR(glue->phy) != -EPROBE_DEFER)
+			dev_err(&pdev->dev, "failed to get phy\n");
 		return PTR_ERR(glue->phy);
 	}
 
-- 
2.7.4