diff options
Diffstat (limited to 'lib/libc')
| -rw-r--r-- | lib/libc/locale/none.c | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/lib/libc/locale/none.c b/lib/libc/locale/none.c index f062f90ac10e..1b1dc704d706 100644 --- a/lib/libc/locale/none.c +++ b/lib/libc/locale/none.c @@ -40,6 +40,7 @@ static char sccsid[] = "@(#)none.c 8.1 (Berkeley) 6/4/93"; #include <sys/cdefs.h> __FBSDID("$FreeBSD$"); +#include <limits.h> #include <stddef.h> #include <stdio.h> #include <rune.h> @@ -82,8 +83,14 @@ _none_sputrune(c, string, n, result) size_t n; { if (n >= 1) { - if (string) + if (string) { + if (c < 0 || c > UCHAR_MAX) { + if (result) + *result = NULL; + return (0); + } *string = c; + } if (result) *result = string + 1; } else if (result) |