Cset exclude: vojtech@suse.cz|ChangeSet|20040602201956|45549

Oops, this broke device removal pretty badly :(
Signed-off-by: Greg Kroah-Hartman <greg@kroah.com>

drivers/usb/storage/isd200.c

@@ -485,9 +485,7 @@ static int isd200_action( struct us_data *us, int action,
 
 	memcpy(srb->cmnd, &ata, sizeof(ata.generic));
 	srb->cmd_len = sizeof(ata.generic);
-	down(&(us->pusb_dev->serialize));
 	status = usb_stor_Bulk_transport(srb, us);
-	up(&(us->pusb_dev->serialize));
 	if (status == USB_STOR_TRANSPORT_GOOD)
 		status = ISD200_GOOD;
 	else {
@@ -547,9 +545,7 @@ static void isd200_invoke_transport( struct us_data *us,
 	/* send the command to the transport layer */
 	memcpy(srb->cmnd, ataCdb, sizeof(ataCdb->generic));
 	srb->cmd_len = sizeof(ataCdb->generic);
-	down(&(us->pusb_dev->serialize));
 	transferStatus = usb_stor_Bulk_transport(srb, us);
-	up(&(us->pusb_dev->serialize));
 
 	/* if the command gets aborted by the higher layers, we need to
 	 * short-circuit all other processing

drivers/usb/storage/transport.c

@@ -527,18 +527,9 @@ void usb_stor_invoke_transport(Scsi_Cmnd *srb, struct us_data *us)
 	int need_auto_sense;
 	int result;
 
-	/*
-	 * Grab device's serialize mutex to prevent /usbfs and others from
-	 * sending out a command in the middle of ours (if libusb sends a
-	 * get_descriptor or something on pipe 0 after our CBW and before
-	 * our CSW, and then we get a stall, we have trouble)
-	 */
- 
 	/* send the command to the transport layer */
-	down(&(us->pusb_dev->serialize));
 	srb->resid = 0;
 	result = us->transport(srb, us);
-	up(&(us->pusb_dev->serialize));
 
 	/* if the command gets aborted by the higher layers, we need to
 	 * short-circuit all other processing
@@ -657,11 +648,9 @@ void usb_stor_invoke_transport(Scsi_Cmnd *srb, struct us_data *us)
 		srb->serial_number ^= 0x80000000;
 
 		/* issue the auto-sense command */
-		down(&(us->pusb_dev->serialize));
 		old_resid = srb->resid;
 		srb->resid = 0;
 		temp_result = us->transport(us->srb, us);
-		up(&(us->pusb_dev->serialize));
 
 		/* let's clean up right away */
 		srb->resid = old_resid;