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Commit f0730924 authored by Oliver Neukum's avatar Oliver Neukum Committed by Greg Kroah-Hartman
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USB: cdc-acm: Fix stupid NULL pointer in resume() 



Stupid logic bug passing a just nulled pointer

Signed-off-by: default avatarOliver Neukum <neukum@b1-systems.de>
Cc: stable <stable@kernel.org>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@suse.de>
parent 1082f57a

drivers/usb/class/cdc-acm.c

+1 −1
Original line number Original line Diff line number Diff line
@@ -1441,7 +1441,7 @@ static int acm_resume(struct usb_interface *intf) 
			wb = acm->delayed_wb;

			wb = acm->delayed_wb;

			acm->delayed_wb = NULL;

			acm->delayed_wb = NULL;

			spin_unlock_irq(&acm->write_lock);

			spin_unlock_irq(&acm->write_lock);

			acm_start_wb(acm, acm->delayed_wb);

			acm_start_wb(acm, wb);

		} else {

		} else {

			spin_unlock_irq(&acm->write_lock);

			spin_unlock_irq(&acm->write_lock);

		}

		}