From: Janusz Dziedzic <januszx.dziedzic@linux.intel.com>
Date: Wed, 9 Nov 2016 10:01:33 +0000 (+0100)
Subject: usb: dwc3: fix post-increment
X-Git-Tag: v4.10-rc1~150^2~57^2~61
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=e3aee48692ac063fbb568bcf36a5a0e37c62079a;p=karo-tx-linux.git

usb: dwc3: fix post-increment

Use pre-increment and set -ETIMEDOUT correctly.

Signed-off-by: Janusz Dziedzic <januszx.dziedzic@linux.intel.com>
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
---

diff --git a/drivers/usb/dwc3/gadget.c b/drivers/usb/dwc3/gadget.c
index 9262ef20f7c6..af9e8853d8fb 100644
--- a/drivers/usb/dwc3/gadget.c
+++ b/drivers/usb/dwc3/gadget.c
@@ -214,7 +214,7 @@ int dwc3_send_gadget_generic_command(struct dwc3 *dwc, unsigned cmd, u32 param)
 				ret = -EINVAL;
 			break;
 		}
-	} while (timeout--);
+	} while (--timeout);
 
 	if (!timeout) {
 		ret = -ETIMEDOUT;