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-rw-r--r--arch/sandbox/include/asm/io.h12
1 files changed, 6 insertions, 6 deletions
diff --git a/arch/sandbox/include/asm/io.h b/arch/sandbox/include/asm/io.h
index 6919632..a685635 100644
--- a/arch/sandbox/include/asm/io.h
+++ b/arch/sandbox/include/asm/io.h
@@ -40,12 +40,12 @@ static inline void unmap_sysmem(const void *vaddr)
phys_addr_t map_to_sysmem(const void *ptr);
/* Define nops for sandbox I/O access */
-#define readb(addr) 0
-#define readw(addr) 0
-#define readl(addr) 0
-#define writeb(v, addr)
-#define writew(v, addr)
-#define writel(v, addr)
+#define readb(addr) ((void)addr, 0)
+#define readw(addr) ((void)addr, 0)
+#define readl(addr) ((void)addr, 0)
+#define writeb(v, addr) ((void)addr)
+#define writew(v, addr) ((void)addr)
+#define writel(v, addr) ((void)addr)
/* I/O access functions */
int inl(unsigned int addr);