1 files changed, 1 insertions, 1 deletions

diff --git a/include/linux/iommu.h b/include/linux/iommu.h
index dc767f7c3704..f9c1b6d0f2e4 100644
--- a/include/linux/iommu.h
+++ b/include/linux/iommu.h
@@ -258,7 +258,7 @@ extern int iommu_domain_set_attr(struct iommu_domain *domain, enum iommu_attr,
                                  void *data);
 struct device *iommu_device_create(struct device *parent, void *drvdata,
                                    const struct attribute_group **groups,
-                                   const char *fmt, ...);
+                                   const char *fmt, ...) __printf(4, 5);
 void iommu_device_destroy(struct device *dev);
 int iommu_device_link(struct device *dev, struct device *link);
 void iommu_device_unlink(struct device *dev, struct device *link);