iommu/amd: Argument page_size could be uninitialized

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Argument "page_size" passing to function "fetch_pte" could be
uninitialized if the function returns NULL

The caller "iommu_unmap_page" checks the return value but the page_size is
used outside the if block.

Signed-off-by: yzhai003@ucr.edu <yzhai003@ucr.edu>
Signed-off-by: Joerg Roedel <jroedel@suse.de>

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yzhai003@ucr.edu 2018-06-01 11:30:14 -07:00 • committed by Joerg Roedel

parent 021c91791a

commit 4674686d6c

1 changed files with 2 additions and 0 deletions

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drivers/iommu/amd_iommu.c

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