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-rw-r--r--include/asm-generic/uaccess.h8
1 files changed, 5 insertions, 3 deletions
diff --git a/include/asm-generic/uaccess.h b/include/asm-generic/uaccess.h
index b218b8513d04..ac68c999b6c2 100644
--- a/include/asm-generic/uaccess.h
+++ b/include/asm-generic/uaccess.h
@@ -288,14 +288,16 @@ strncpy_from_user(char *dst, const char __user *src, long count)
*
* Return 0 on exception, a value greater than N if too long
*/
-#ifndef strnlen_user
+#ifndef __strnlen_user
+#define __strnlen_user strnlen
+#endif
+
static inline long strnlen_user(const char __user *src, long n)
{
if (!access_ok(VERIFY_READ, src, 1))
return 0;
- return strlen((void * __force)src) + 1;
+ return __strnlen_user(src, n);
}
-#endif
static inline long strlen_user(const char __user *src)
{