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x86/iommu: Use NULL instead of plain 0 for __IOMMU_INIT

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IOMMU_INIT_POST and IOMMU_INIT_POST_FINISH pass the plain value
0 instead of NULL to __IOMMU_INIT. Fix this and make sparse
happy by doing so.

Signed-off-by: Mathias Krause <minipli@googlemail.com>
Cc: Joerg Roedel <joerg.roedel@amd.com>
Link: http://lkml.kernel.org/r/1346621506-30857-8-git-send-email-minipli@googlemail.com
Signed-off-by: Ingo Molnar <mingo@kernel.org>
This commit is contained in:
Mathias Krause 2012-09-02 23:31:46 +02:00 committed by Ingo Molnar
parent 2b11afd1ab
commit ae13b7b4e0
1 changed files with 2 additions and 2 deletions
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4
arch/x86/include/asm/iommu_table.h
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@ -63,10 +63,10 @@ struct iommu_table_entry {
* to stop detecting the other IOMMUs after yours has been detected.
*/
#define IOMMU_INIT_POST(_detect) \
__IOMMU_INIT(_detect, pci_swiotlb_detect_4gb, 0, 0, 0)
__IOMMU_INIT(_detect, pci_swiotlb_detect_4gb, NULL, NULL, 0)
#define IOMMU_INIT_POST_FINISH(detect) \
__IOMMU_INIT(_detect, pci_swiotlb_detect_4gb, 0, 0, 1)
__IOMMU_INIT(_detect, pci_swiotlb_detect_4gb, NULL, NULL, 1)
/*
* A more sophisticated version of IOMMU_INIT. This variant requires: