usb: xhci: fix wild pointers in xhci_mem_cleanup

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[ Upstream commit 71504062a7 ]

This patch fixes some wild pointers produced by xhci_mem_cleanup.
These wild pointers will cause system crash if xhci_mem_cleanup()
is called twice.

Reported-and-tested-by: Pengcheng Li <lpc.li@hisilicon.com>
Signed-off-by: Lu Baolu <baolu.lu@linux.intel.com>
Cc: stable@vger.kernel.org
Signed-off-by: Mathias Nyman <mathias.nyman@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Sasha Levin <sasha.levin@oracle.com>

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Lu Baolu 2016-04-08 16:25:09 +03:00 • committed by Sasha Levin

parent 1edb54d144

commit bd713f99ca

1 changed files with 6 additions and 0 deletions

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drivers/usb/host/xhci-mem.c

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