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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 21:54:09 +0000 (14:54 -0700)
commit7aeede98bdbcbca2956822ce7a871e875663c6b6
tree4955336f7d57a20ef9d335a5c71daca005cc3e77tree | snapshot
parent84ef02bb771786142db40e12239cd9fa90d3888ccommit | 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 | history
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