tree 0bb96bd339fc6326bd4b876f4695ebc8f105465f
parent 72d942e23cdab62fba0337403db218dcc9973494
author Jingoo Han <jingoohan1@gmail.com> 1434553947 +0900
committer Rob Herring <robh@kernel.org> 1435072660 -0500

of/address: use atomic allocation in pci_register_io_range()

When kzalloc() is called under spin_lock(), GFP_ATOMIC should be
used to avoid sleeping allocation.
The call tree is:
  of_pci_range_to_resource()
    --> pci_register_io_range() <-- takes spin_lock(&io_range_lock);
       --> kzalloc()

Signed-off-by: Jingoo Han <jingoohan1@gmail.com>
Cc: stable@vger.kernel.org # 3.18+
Signed-off-by: Rob Herring <robh@kernel.org>