diff options
| -rw-r--r-- | lib/libc/stdio/setvbuf.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/lib/libc/stdio/setvbuf.c b/lib/libc/stdio/setvbuf.c index 03a3c7263125..8947e61e7c29 100644 --- a/lib/libc/stdio/setvbuf.c +++ b/lib/libc/stdio/setvbuf.c @@ -39,6 +39,7 @@ static char sccsid[] = "@(#)setvbuf.c 8.2 (Berkeley) 11/16/93"; __FBSDID("$FreeBSD$"); #include "namespace.h" +#include <limits.h> #include <stdio.h> #include <stdlib.h> #include "un-namespace.h" @@ -62,7 +63,7 @@ setvbuf(FILE * __restrict fp, char * __restrict buf, int mode, size_t size) * when setting _IONBF. */ if (mode != _IONBF) - if ((mode != _IOFBF && mode != _IOLBF) || (int)size < 0) + if ((mode != _IOFBF && mode != _IOLBF) || size > INT_MAX) return (EOF); FLOCKFILE_CANCELSAFE(fp); |