4.4-stable review patch. If anyone has any objections, please let me know.
------------------
[ Upstream commit 829383e183728dec7ed9150b949cd6de64127809 ]
memunmap() should be used to free the return of memremap(), not iounmap().
Fixes: dfddb969edf0 ('iommu/vt-d: Switch from ioremap_cache to memremap') Signed-off-by: Pan Bian bianpan2016@163.com Signed-off-by: Joerg Roedel jroedel@suse.de Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/iommu/intel-iommu.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/iommu/intel-iommu.c b/drivers/iommu/intel-iommu.c index 49b266433f4c..7feaa82f8c7c 100644 --- a/drivers/iommu/intel-iommu.c +++ b/drivers/iommu/intel-iommu.c @@ -2977,7 +2977,7 @@ static int copy_context_table(struct intel_iommu *iommu, }
if (old_ce) - iounmap(old_ce); + memunmap(old_ce);
ret = 0; if (devfn < 0x80)