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xhci: Fix null pointer dereference if xhci initialization fails
authorMathias Nyman <mathias.nyman@linux.intel.com>
Thu, 11 Sep 2014 10:55:48 +0000 (13:55 +0300)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Sun, 5 Oct 2014 21:52:15 +0000 (14:52 -0700)
commitf9fa62e52f2b895b326474e5d85c20bd8ddc41ab
treec5b00ac163023400cdded55fb39693e9bfbb47f8tree
parente6f8888cac03be4325d84c4269be9d5719c28d3fcommit | diff
xhci: Fix null pointer dereference if xhci initialization fails

commit c207e7c50f31113c24a9f536fcab1e8a256985d7 upstream.

If xhci initialization fails before the roothub bandwidth
domains (xhci->rh_bw[i]) are allocated it will oops when
trying to access rh_bw members in xhci_mem_cleanup().

Reported-by: Manuel Reimer <manuel.reimer@gmx.de>
Signed-off-by: Mathias Nyman <mathias.nyman@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/usb/host/xhci-mem.c diff | blob | blame | history
Mirror https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git