From 73499ad21d595638213f2a5f8b9b58259fa0cae2 Mon Sep 17 00:00:00 2001 From: Joerg Roedel Date: Fri, 9 Aug 2019 18:09:13 +0200 Subject: [PATCH] iommu/omap: Fix compilation warnings A recent patch introduced a new compiler warning because two functions with non-void return type have no return statement in omap-iommu.h for CONFIG_OMAP_IOMMU=n. Fix this by adding return statements to these functions. Fixes: d9c4d8a6cc0f8 ('iommu/omap: introduce new API for runtime suspend/resume control') Signed-off-by: Joerg Roedel --- include/linux/omap-iommu.h | 11 +++++++++-- 1 file changed, 9 insertions(+), 2 deletions(-) diff --git a/include/linux/omap-iommu.h b/include/linux/omap-iommu.h index 36b6457..2c32ca0 100644 --- a/include/linux/omap-iommu.h +++ b/include/linux/omap-iommu.h @@ -22,8 +22,15 @@ int omap_iommu_domain_activate(struct iommu_domain *domain); static inline void omap_iommu_save_ctx(struct device *dev) {} static inline void omap_iommu_restore_ctx(struct device *dev) {} -static inline int omap_iommu_domain_deactivate(struct iommu_domain *domain) {} -static inline int omap_iommu_domain_activate(struct iommu_domain *domain) {} +static inline int omap_iommu_domain_deactivate(struct iommu_domain *domain) +{ + return -ENODEV; +} + +static inline int omap_iommu_domain_activate(struct iommu_domain *domain) +{ + return -ENODEV; +} #endif #endif -- 2.7.4