AMD IOMMU: check for invalid device pointers

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Currently AMD IOMMU code triggers a BUG_ON if NULL is passed as the
device. This is inconsistent with other IOMMU implementations.

Signed-off-by: Joerg Roedel <joerg.roedel@amd.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

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Joerg Roedel 2008-09-04 15:04:26 +02:00 • committed by Ingo Molnar

parent 07a2c01a0c

commit dbcc112e3b

1 changed files with 35 additions and 8 deletions

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arch/x86/kernel/amd_iommu.c

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