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| author | Ulrich Drepper <drepper@redhat.com> | 2009-10-29 16:03:07 -0700 |
|---|---|---|
| committer | Ulrich Drepper <drepper@redhat.com> | 2009-10-29 16:03:07 -0700 |
| commit | cc88b371a5072242b76d80fae5483d1777029c71 (patch) | |
| tree | 6c13ad56bcd2e2357be1f650f980f5bfadf7423e | |
| parent | 67854c131c2ba8c013debf466b20cb13fffa120b (diff) | |
| download | glibc-cc88b371a5072242b76d80fae5483d1777029c71.tar glibc-cc88b371a5072242b76d80fae5483d1777029c71.tar.gz glibc-cc88b371a5072242b76d80fae5483d1777029c71.tar.bz2 glibc-cc88b371a5072242b76d80fae5483d1777029c71.zip | |
Fix return value of puts for very long strings.
| -rw-r--r-- | ChangeLog | 4 | ||||
| -rw-r--r-- | libio/ioputs.c | 5 |
2 files changed, 7 insertions, 2 deletions
@@ -1,5 +1,9 @@ 2009-10-29 Ulrich Drepper <drepper@redhat.com> + [BZ #10780] + * libio/ioputs.c (_IO_puts): Make sure to not return a number which + overflows the int return type. + [BZ #10717] * malloc/memusagestat.c (main): Fix repairing of trace files. We also have to compute maxsize_total, we have to update the variables, and diff --git a/libio/ioputs.c b/libio/ioputs.c index 2f43e994e3..7fa5db5f1f 100644 --- a/libio/ioputs.c +++ b/libio/ioputs.c @@ -1,4 +1,4 @@ -/* Copyright (C) 1993,1996,1997,1998,1999,2003 Free Software Foundation, Inc. +/* Copyright (C) 1993,1996-1999,2003,2009 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or @@ -27,6 +27,7 @@ #include "libioP.h" #include <string.h> +#include <limits.h> int _IO_puts (str) @@ -40,7 +41,7 @@ _IO_puts (str) || _IO_fwide (_IO_stdout, -1) == -1) && _IO_sputn (_IO_stdout, str, len) == len && _IO_putc_unlocked ('\n', _IO_stdout) != EOF) - result = len + 1; + result = MIN (INT_MAX, len + 1); _IO_release_lock (_IO_stdout); return result; |