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-rw-r--r--string/string.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/string/string.h b/string/string.h
index 7dbcc41c22..da26a6f496 100644
--- a/string/string.h
+++ b/string/string.h
@@ -108,7 +108,7 @@ extern char *strndup __P ((__const char *__string, size_t __n));
({ \
__const char *__old = (s); \
char *__new; \
- size_t __len = strnlen (__old); \
+ size_t __len = strnlen (__old, (n)); \
__new = memcpy (__builtin_alloca (__len + 1), __old, __len); \
__new[__len] = '\0'; \
__new; \