From: Mariusz Kozlowski <m.kozlowski@tuxland.pl>
Date: Thu, 16 Nov 2006 15:38:57 +0000 (+0100)
Subject: USB: pwc-if loop fix
X-Git-Url: http://git.lede-project.org./?a=commitdiff_plain;h=444f4f91fda54bea57a0e31098a75f54548e8b28;p=openwrt%2Fstaging%2Fblogic.git

USB: pwc-if loop fix

We should free urbs starting at [i-1] not [i].

Signed-off-by: Mariusz Kozlowski <m.kozlowski@tuxland.pl>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
---

diff --git a/drivers/media/video/pwc/pwc-if.c b/drivers/media/video/pwc/pwc-if.c
index 46c114830884..83739b213e7f 100644
--- a/drivers/media/video/pwc/pwc-if.c
+++ b/drivers/media/video/pwc/pwc-if.c
@@ -866,11 +866,10 @@ int pwc_isoc_init(struct pwc_device *pdev)
 	}
 	if (ret) {
 		/* De-allocate in reverse order */
-		while (i >= 0) {
+		while (i--) {
 			if (pdev->sbuf[i].urb != NULL)
 				usb_free_urb(pdev->sbuf[i].urb);
 			pdev->sbuf[i].urb = NULL;
-			i--;
 		}
 		return ret;
 	}