[PATCH 1/3] usb: usb3503: fix build warning

[Joonyoung Shim]

This fixes below build warning.

drivers/usb/misc/usb3503.c: In function âusb3503_probeâ:
drivers/usb/misc/usb3503.c:195:11: warning: âerrâ may be used uninitialized in this function [-Wmaybe-uninitialized]
    dev_err(dev, "unable to request refclk (%d)\n", err);
           ^
Signed-off-by: Joonyoung Shim <jy0922.shim@xxxxxxxxxxx>
---
 drivers/usb/misc/usb3503.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/usb/misc/usb3503.c b/drivers/usb/misc/usb3503.c
index f43c619..652855b 100644
--- a/drivers/usb/misc/usb3503.c
+++ b/drivers/usb/misc/usb3503.c
@@ -192,7 +192,8 @@ static int usb3503_probe(struct usb3503 *hub)
 
 		clk = devm_clk_get(dev, "refclk");
 		if (IS_ERR(clk) && PTR_ERR(clk) != -ENOENT) {
-			dev_err(dev, "unable to request refclk (%d)\n", err);
+			dev_err(dev, "unable to request refclk (%ld)\n",
+					PTR_ERR(clk));
 			return PTR_ERR(clk);
 		}
 
-- 
1.8.1.2

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