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由 Juergen Gross 提交于
Use xenbus_read_unsigned() instead of xenbus_scanf() when possible. This requires to change the type of the read from int to unsigned, but this case has been wrong before: negative values are not allowed for the modified case. Cc: bhelgaas@google.com Cc: linux-pci@vger.kernel.org Signed-off-by: NJuergen Gross <jgross@suse.com> Acked-by: NBjorn Helgaas <bhelgaas@google.com> Acked-by: NDavid Vrabel <david.vrabel@citrix.com>
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