iommu=pt is a valid early param
This avoids a "Malformed early option 'iommu'" warning on boot when
trying to use pass-through mode.
Signed-off-by: Alex Williamson <alex.williamson@hp.com>
Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
diff --git a/arch/x86/kernel/pci-dma.c b/arch/x86/kernel/pci-dma.c
index 1a041bc..ae13e34 100644
--- a/arch/x86/kernel/pci-dma.c
+++ b/arch/x86/kernel/pci-dma.c
@@ -212,10 +212,8 @@
if (!strncmp(p, "soft", 4))
swiotlb = 1;
#endif
- if (!strncmp(p, "pt", 2)) {
+ if (!strncmp(p, "pt", 2))
iommu_pass_through = 1;
- return 1;
- }
gart_parse_options(p);