Commit b707cb02 authored by Jiang Liu's avatar Jiang Liu Committed by Joerg Roedel
Browse files

iommu/vt-d, trivial: clean sparse warnings 



Clean up most sparse warnings in Intel DMA and interrupt remapping
drivers.

Signed-off-by: default avatarJiang Liu <jiang.liu@linux.intel.com>
Signed-off-by: default avatarJoerg Roedel <joro@8bytes.org>
parent cc05301f

drivers/iommu/dmar.c

+3 −3
Original line number Diff line number Diff line
@@ -572,7 +572,7 @@ int __init detect_intel_iommu(void) 
			x86_init.iommu.iommu_init = intel_iommu_init;

#endif

	}

	early_acpi_os_unmap_memory(dmar_tbl, dmar_tbl_size);

	early_acpi_os_unmap_memory((void __iomem *)dmar_tbl, dmar_tbl_size);

	dmar_tbl = NULL;



	return ret ? 1 : -ENODEV;
@@ -1064,7 +1064,7 @@ int dmar_enable_qi(struct intel_iommu *iommu) 
	desc_page = alloc_pages_node(iommu->node, GFP_ATOMIC | __GFP_ZERO, 0);

	if (!desc_page) {

		kfree(qi);

		iommu->qi = 0;

		iommu->qi = NULL;

		return -ENOMEM;

	}
@@ -1074,7 +1074,7 @@ int dmar_enable_qi(struct intel_iommu *iommu) 
	if (!qi->desc_status) {

		free_page((unsigned long) qi->desc);

		kfree(qi);

		iommu->qi = 0;

		iommu->qi = NULL;

		return -ENOMEM;

	}

drivers/iommu/intel-iommu.c

+1 −1
Original line number Diff line number Diff line
@@ -382,7 +382,7 @@ struct device_domain_info { 


static void flush_unmaps_timeout(unsigned long data);



DEFINE_TIMER(unmap_timer,  flush_unmaps_timeout, 0, 0);

static DEFINE_TIMER(unmap_timer,  flush_unmaps_timeout, 0, 0);



#define HIGH_WATER_MARK 250

struct deferred_flush_tables {

drivers/iommu/irq_remapping.c

+2 −2
Original line number Diff line number Diff line
@@ -295,8 +295,8 @@ int setup_ioapic_remapped_entry(int irq, 
					     vector, attr);

}



int set_remapped_irq_affinity(struct irq_data *data, const struct cpumask *mask,

			      bool force)

static int set_remapped_irq_affinity(struct irq_data *data,

				     const struct cpumask *mask, bool force)

{

	if (!config_enabled(CONFIG_SMP) || !remap_ops ||

	    !remap_ops->set_affinity)