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(parent: a44a979) | patch
iommu/arm-smmu: remove potential NULL dereference on mapping path
authorWill Deacon <will.deacon@arm.com>
Fri, 8 Nov 2013 15:08:06 +0000 (15:08 +0000)
committerWill Deacon <will.deacon@arm.com>
Fri, 6 Dec 2013 16:44:25 +0000 (16:44 +0000)
commit5552ecdbf9fb4f7608c1d7933a8baafcfa1bb337
treef3d3a2c1858cc366ca123a3a7aaf49c4ac8778adtree | snapshot (tar.gz zip)
parenta44a9791e778d9ccda50d5534028ed4057a9a45bcommit | diff
iommu/arm-smmu: remove potential NULL dereference on mapping path

When handling mapping requests, we dereference the SMMU domain before
checking that it is NULL. This patch fixes the issue by removing the check
altogether, since we don't actually use the leaf_smmu when creating
mappings.

Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Will Deacon <will.deacon@arm.com>
drivers/iommu/arm-smmu.c diff | blob | blame | history