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-rw-r--r--arch/s390/include/asm/uaccess.h13
1 files changed, 9 insertions, 4 deletions
diff --git a/arch/s390/include/asm/uaccess.h b/arch/s390/include/asm/uaccess.h
index 8e83da66df0d..1f3a79bcd262 100644
--- a/arch/s390/include/asm/uaccess.h
+++ b/arch/s390/include/asm/uaccess.h
@@ -50,10 +50,15 @@
#define segment_eq(a,b) ((a).ar4 == (b).ar4)
-#define __access_ok(addr, size) \
-({ \
- __chk_user_ptr(addr); \
- 1; \
+static inline int __range_ok(unsigned long addr, unsigned long size)
+{
+ return 1;
+}
+
+#define __access_ok(addr, size) \
+({ \
+ __chk_user_ptr(addr); \
+ __range_ok((unsigned long)(addr), (size)); \
})
#define access_ok(type, addr, size) __access_ok(addr, size)