Commits
Joerg Roedel committed 6e930045abe
iommu/amd: Fix double free of mem-region in error-path When ioremap_nocache fails in iommu initialization the code calls release_mem_region immediatly. But the function is called again when the propagates into the upper init functions leading to a double-free. Fix that. Reported-by: Don Dutile <ddutile@redhat.com> Signed-off-by: Joerg Roedel <joerg.roedel@amd.com>