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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-08-07 13:13:35 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-08-07 13:13:35 +0000
commit9ea788653ae1a5cea3f3853c5c50b58c98b3cd67 (patch)
treee1bf3b779c1dc9c5337c4442bf720073a3a53415 /drivers/iommu/arm
parentAdding upstream version 6.9.7. (diff)
downloadlinux-9ea788653ae1a5cea3f3853c5c50b58c98b3cd67.tar.xz
linux-9ea788653ae1a5cea3f3853c5c50b58c98b3cd67.zip
Adding upstream version 6.9.8.upstream/6.9.8
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'drivers/iommu/arm')
-rw-r--r--drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3-sva.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3-sva.c b/drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3-sva.c
index 2cd433a9c8..41b44baef1 100644
--- a/drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3-sva.c
+++ b/drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3-sva.c
@@ -569,6 +569,9 @@ static int arm_smmu_sva_set_dev_pasid(struct iommu_domain *domain,
int ret = 0;
struct mm_struct *mm = domain->mm;
+ if (mm_get_enqcmd_pasid(mm) != id)
+ return -EINVAL;
+
mutex_lock(&sva_lock);
ret = __arm_smmu_sva_bind(dev, id, mm);
mutex_unlock(&sva_lock);