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-rw-r--r--include/linux/dmar.h6
1 files changed, 3 insertions, 3 deletions
diff --git a/include/linux/dmar.h b/include/linux/dmar.h
index d7cecc90ed3..a2060204151 100644
--- a/include/linux/dmar.h
+++ b/include/linux/dmar.h
@@ -57,15 +57,15 @@ extern int dmar_table_init(void);
extern int dmar_dev_scope_init(void);
/* Intel IOMMU detection */
-extern void detect_intel_iommu(void);
+extern int detect_intel_iommu(void);
extern int enable_drhd_fault_handling(void);
extern int parse_ioapics_under_ir(void);
extern int alloc_iommu(struct dmar_drhd_unit *);
#else
-static inline void detect_intel_iommu(void)
+static inline int detect_intel_iommu(void)
{
- return;
+ return -ENODEV;
}
static inline int dmar_table_init(void)