[patch] 2.4.3-pre1: parport fix (nAutoFd)

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Linus,

Here is a patch that makes 2.4.x's behaviour more closely match that
of 2.2.x when a nibble mode read goes wrong. It prevents reading
processes from getting stuck in certain circumstances.

Tim.
*/

2001-03-02 Tim Waugh <twaugh@redhat.com>

        * drivers/parport/ieee1284_ops.c (parport_ieee1284_read_nibble):
        Reset nAutoFd on timeout. Matches 2.2.x behaviour.

--- linux/drivers/parport/ieee1284_ops.c.autofd Sat Mar 3 00:37:23 2001
+++ linux/drivers/parport/ieee1284_ops.c Sat Mar 3 00:37:23 2001
@@ -189,6 +189,7 @@
                         DPRINTK (KERN_DEBUG
                                  "%s: Nibble timeout at event 9 (%d bytes)\n",
                                  port->name, i/2);
+ parport_frob_control (port, PARPORT_CONTROL_AUTOFD, 0);
                         break;
                 }
 
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