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| author |   Andrei Dulea <adulea@amazon.de> | 2019-09-13 16:42:28 +0200 |
|---|---|---|
| committer |   Joerg Roedel <jroedel@suse.de> | 2019-09-24 11:15:09 +0200 |
| commit | 34c0989c05314b0288b058a4d1f6e58e2d320929 (patch) | |
| tree | 668ffe6957423eb08ee409b9dd3afce1304c0e12 /drivers | |
| parent | Merge branches 'arm/omap', 'arm/exynos', 'arm/smmu', 'arm/mediatek', 'arm/qcom', 'arm/renesas', 'x86/amd', 'x86/vt-d' and 'core' into next (diff) | |
| download | linux-dev-34c0989c05314b0288b058a4d1f6e58e2d320929.tar.xz linux-dev-34c0989c05314b0288b058a4d1f6e58e2d320929.zip | |
iommu/amd: Fix pages leak in free_pagetable()
Take into account the gathered freelist in free_sub_pt(), otherwise we
end up leaking all that pages.
Fixes: 409afa44f9ba ("iommu/amd: Introduce free_sub_pt() function")
Signed-off-by: Andrei Dulea <adulea@amazon.de>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/iommu/amd_iommu.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/iommu/amd_iommu.c b/drivers/iommu/amd_iommu.c index 1ed3b98324ba..138547446345 100644 --- a/drivers/iommu/amd_iommu.c +++ b/drivers/iommu/amd_iommu.c @@ -1425,7 +1425,7 @@ static void free_pagetable(struct protection_domain *domain) BUG_ON(domain->mode < PAGE_MODE_NONE || domain->mode > PAGE_MODE_6_LEVEL); - free_sub_pt(root, domain->mode, freelist); + freelist = free_sub_pt(root, domain->mode, freelist); free_page_list(freelist); } |