string: do not export memweight() to userspace
authorWANG Cong <xiyou.wangcong@gmail.com>
Tue, 21 Aug 2012 23:16:00 +0000 (16:16 -0700)
committerLinus Torvalds <torvalds@linux-foundation.org>
Tue, 21 Aug 2012 23:45:03 +0000 (16:45 -0700)
Fix the following warning:

  usr/include/linux/string.h:8: userspace cannot reference function or variable defined in the kernel

Signed-off-by: WANG Cong <xiyou.wangcong@gmail.com>
Acked-by: Akinobu Mita <akinobu.mita@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
include/linux/string.h

index ffe0442e18d2f4e2d7b8d8eb8f22ffbc532e67e4..b9178812d9df5f703b2e2126f1a4df2669f083cc 100644 (file)
@@ -144,8 +144,8 @@ static inline bool strstarts(const char *str, const char *prefix)
 {
        return strncmp(str, prefix, strlen(prefix)) == 0;
 }
-#endif
 
 extern size_t memweight(const void *ptr, size_t bytes);
 
+#endif /* __KERNEL__ */
 #endif /* _LINUX_STRING_H_ */