patch-2.4.23 linux-2.4.23/drivers/usb/host/uhci-debug.h

• Lines: 10
• Date: 2003-11-28 10:26:20.000000000 -0800
• Orig file: linux-2.4.22/drivers/usb/host/uhci-debug.h
• Orig date: 2003-08-25 04:44:42.000000000 -0700

diff -urN linux-2.4.22/drivers/usb/host/uhci-debug.h linux-2.4.23/drivers/usb/host/uhci-debug.h
@@ -545,7 +545,8 @@
 	if (!access_ok(VERIFY_WRITE, buf, nbytes))
 		return -EINVAL;
 
-	copy_to_user(buf, up->data + pos, nbytes);
+	if (copy_to_user(buf, up->data + pos, nbytes))
+		return -EFAULT;
 
 	*ppos += nbytes;