linux-kernel - [PATCH v3 5/7] usb: musb: jz4740: Silence error if code is -EPROBE

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Date:   Tue, 10 Dec 2019 18:11:08 +0100
From:   Paul Cercueil <paul@...pouillou.net>
To:     Bin Liu <b-liu@...com>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc:     od@...c.me, linux-usb@...r.kernel.org,
        linux-kernel@...r.kernel.org, Paul Cercueil <paul@...pouillou.net>
Subject: [PATCH v3 5/7] usb: musb: jz4740: Silence error if code is -EPROBE_DEFER

Avoid printing any error message if the error code is -EPROBE_DEFER.

Signed-off-by: Paul Cercueil <paul@...pouillou.net>
---

Notes:
    v2: New patch
    v3: Rebase on 5.5-rc1

 drivers/usb/musb/jz4740.c | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/drivers/usb/musb/jz4740.c b/drivers/usb/musb/jz4740.c
index bbecfdee6ea1..5e885fa26829 100644
--- a/drivers/usb/musb/jz4740.c
+++ b/drivers/usb/musb/jz4740.c
@@ -81,14 +81,17 @@ static struct musb_hdrc_platform_data jz4740_musb_platform_data = {
 static int jz4740_musb_init(struct musb *musb)
 {
 	struct device *dev = musb->controller->parent;
+	int err;
 
 	if (dev->of_node)
 		musb->xceiv = devm_usb_get_phy_by_phandle(dev, "phys", 0);
 	else
 		musb->xceiv = devm_usb_get_phy(dev, USB_PHY_TYPE_USB2);
 	if (IS_ERR(musb->xceiv)) {
-		dev_err(dev, "No transceiver configured\n");
-		return PTR_ERR(musb->xceiv);
+		err = PTR_ERR(musb->xceiv);
+		if (err != -EPROBE_DEFER)
+			dev_err(dev, "No transceiver configured: %d", err);
+		return err;
 	}
 
 	/* Silicon does not implement ConfigData register.
-- 
2.24.0