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iommu/vt-d: Use memunmap to free memremap

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[ Upstream commit 829383e183728dec7ed9150b949cd6de64127809 ]

memunmap() should be used to free the return of memremap(), not
iounmap().

Fixes: dfddb969ed ('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>
This commit is contained in:
Pan Bian 2018-11-21 17:53:47 +08:00 • committed by Greg Kroah-Hartman
parent 5b1c8d0bfd
commit 91da119bce
1 changed files with 1 additions and 1 deletions
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2
drivers/iommu/intel-iommu.c
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@ -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)