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(parent: 4cc0ad3) | patch
intel-iommu: Don't keep freeing page zero in dma_pte_free_pagetable()
authorDavid Woodhouse <David.Woodhouse@intel.com>
Thu, 2 Jul 2009 11:02:34 +0000 (12:02 +0100)
committerDavid Woodhouse <David.Woodhouse@intel.com>
Thu, 2 Jul 2009 11:02:38 +0000 (12:02 +0100)
commita6dba1477390d35b6999220b5721b1ea001060b5
tree64f32c60749008747d201b7168b33e1181682bf2tree | snapshot
parent4cc0ad3b84d701019defe51a3a6bb64cd9108d1fcommit | diff
intel-iommu: Don't keep freeing page zero in dma_pte_free_pagetable()

Check dma_pte_present() and only free the page if there _is_ one.
Kind of surprising that there was no warning about this.

Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
drivers/pci/intel-iommu.c diff | blob | history
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