diff options
| author | kre <kre@NetBSD.org> | 2017-11-04 07:26:35 +0000 |
|---|---|---|
| committer | kre <kre@NetBSD.org> | 2017-11-04 07:26:35 +0000 |
| commit | 93856cb4e6038e94db9df9ff2fa74d574f39812d (patch) | |
| tree | 24a120c9d4e2c549e0a92ec351b59d4d59e637c4 /lib/libc/stdio | |
| parent | c5da5570c442cb80821c466cd1c104b9a4e91fbc (diff) | |
Avoid losing a fd (ie: close it) in the (ever so likely) case that the
fd exceeds the limits of what can be stored in a FILE (65535).
Diffstat (limited to 'lib/libc/stdio')
| -rw-r--r-- | lib/libc/stdio/fopen.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/lib/libc/stdio/fopen.c b/lib/libc/stdio/fopen.c index c1792ebd8f0..96b2c0566b1 100644 --- a/lib/libc/stdio/fopen.c +++ b/lib/libc/stdio/fopen.c @@ -1,4 +1,4 @@ -/* $NetBSD: fopen.c,v 1.15 2012/03/15 18:22:30 christos Exp $ */ +/* $NetBSD: fopen.c,v 1.16 2017/11/04 07:26:35 kre Exp $ */ /*- * Copyright (c) 1990, 1993 @@ -37,7 +37,7 @@ #if 0 static char sccsid[] = "@(#)fopen.c 8.1 (Berkeley) 6/4/93"; #else -__RCSID("$NetBSD: fopen.c,v 1.15 2012/03/15 18:22:30 christos Exp $"); +__RCSID("$NetBSD: fopen.c,v 1.16 2017/11/04 07:26:35 kre Exp $"); #endif #endif /* LIBC_SCCS and not lint */ @@ -88,6 +88,7 @@ fopen(const char *file, const char *mode) * open. (We treat the short as unsigned, and special-case -1). */ if (f >= USHRT_MAX) { + (void)close(f); errno = EMFILE; goto release; } |
