linux-kernel - [153/200] USB: mos7840: fix null-pointer dereference

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Date:	Thu, 01 Jul 2010 10:44:03 -0700
From:	Greg KH <gregkh@...e.de>
To:	linux-kernel@...r.kernel.org, stable@...nel.org
Cc:	stable-review@...nel.org, torvalds@...ux-foundation.org,
	akpm@...ux-foundation.org, alan@...rguk.ukuu.org.uk,
	Johan Hovold <jhovold@...il.com>
Subject: [153/200] USB: mos7840: fix null-pointer dereference

2.6.34-stable review patch.  If anyone has any objections, please let me know.

------------------

From: Johan Hovold <jhovold@...il.com>

commit b41709f1263bb1ad37efc43fea0bb0b670c12e78 upstream.

Fix null-pointer dereference on error path.

Signed-off-by: Johan Hovold <jhovold@...il.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@...e.de>

---
 drivers/usb/serial/mos7840.c |    1 -
 1 file changed, 1 deletion(-)

--- a/drivers/usb/serial/mos7840.c
+++ b/drivers/usb/serial/mos7840.c
@@ -731,7 +731,6 @@ static void mos7840_bulk_in_callback(str
 	mos7840_port = urb->context;
 	if (!mos7840_port) {
 		dbg("%s", "NULL mos7840_port pointer");
-		mos7840_port->read_urb_busy = false;
 		return;
 	}
 


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