Commit 14d40569 authored by Dan Carpenter's avatar Dan Carpenter Committed by David Woodhouse

iommu/vt-d: returning free pointer in get_domain_for_dev()

If we hit this error condition then we want to return a NULL pointer and
not a freed variable.
Signed-off-by: default avatarDan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: default avatarDavid Woodhouse <David.Woodhouse@intel.com>
parent 63b42624
...@@ -2257,6 +2257,7 @@ static struct dmar_domain *get_domain_for_dev(struct device *dev, int gaw) ...@@ -2257,6 +2257,7 @@ static struct dmar_domain *get_domain_for_dev(struct device *dev, int gaw)
goto error; goto error;
if (iommu_attach_domain(domain, iommu)) { if (iommu_attach_domain(domain, iommu)) {
free_domain_mem(domain); free_domain_mem(domain);
domain = NULL;
goto error; goto error;
} }
free = domain; free = domain;
......
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