[linux-usb-devel] [PATCH 1 of 3] USB core fix

[Greg KH]

Hi,

Here's a patch against 2.4.15-pre5 that adds some extra error checking
to the usb core code.

thanks,

greg k-h


diff --minimal -Nru a/drivers/usb/usb.c b/drivers/usb/usb.c
--- a/drivers/usb/usb.c Fri Nov 16 14:47:16 2001
+++ b/drivers/usb/usb.c Fri Nov 16 14:47:16 2001
@@ -1019,7 +1019,7 @@
 /*-------------------------------------------------------------------*/
 int usb_submit_urb(urb_t *urb)
 {
-       if (urb && urb->dev)
+       if (urb && urb->dev && urb->dev->bus && urb->dev->bus->op)
                return urb->dev->bus->op->submit_urb(urb);
        else
                return -ENODEV;
@@ -1028,7 +1028,7 @@
 /*-------------------------------------------------------------------*/
 int usb_unlink_urb(urb_t *urb)
 {
-       if (urb && urb->dev)
+       if (urb && urb->dev && urb->dev->bus && urb->dev->bus->op)
                return urb->dev->bus->op->unlink_urb(urb);
        else
                return -ENODEV;


_______________________________________________
[EMAIL PROTECTED]
To unsubscribe, use the last form field at:
https://lists.sourceforge.net/lists/listinfo/linux-usb-devel