Re: [PATCH] USB and Driver Core patches for 2.6.10

[Greg KH]

ChangeSet 1.1938.439.48, 2005/01/06 17:27:58-08:00, david-b@xxxxxxxxxxx

[PATCH] USB: fix serial gadget oops during enumeration

This prevents the serial gadget driver from oopsing during enumeration
when spinlocks are configured, and slab poisoning is active...

Signed-off-by: David Brownell <dbrownell@xxxxxxxxxxxxxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <greg@xxxxxxxxx>


 drivers/usb/gadget/serial.c |    2 +-
 1 files changed, 1 insertion(+), 1 deletion(-)


diff -Nru a/drivers/usb/gadget/serial.c b/drivers/usb/gadget/serial.c
--- a/drivers/usb/gadget/serial.c	2005-01-07 15:38:19 -08:00
+++ b/drivers/usb/gadget/serial.c	2005-01-07 15:38:19 -08:00
@@ -2322,11 +2322,11 @@
 					wake_up_interruptible(&port->port_tty->read_wait);
 					wake_up_interruptible(&port->port_tty->write_wait);
 				}
+				spin_unlock_irqrestore(&port->port_lock, flags);
 			} else {
 				kfree(port);
 			}
 
-			spin_unlock_irqrestore(&port->port_lock, flags);
 		}
 	}
 }

-
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