From 0451b1d84d734d0cbdd64a506ded848a842a5dc6 Mon Sep 17 00:00:00 2001 From: Jim Meyering Date: Sun, 25 Apr 2004 14:12:22 +0000 Subject: [PATCH] (getndelim2): Upon realloc failure, don't leak memory. --- lib/getndelim2.c | 8 +++++--- 1 file changed, 5 insertions(+), 3 deletions(-) diff --git a/lib/getndelim2.c b/lib/getndelim2.c index 3959462593..2b6dc11571 100644 --- a/lib/getndelim2.c +++ b/lib/getndelim2.c @@ -1,7 +1,7 @@ /* getndelim2 - Read a line from a stream, stopping at one of 2 delimiters, with bounded memory allocation. - Copyright (C) 1993, 1996, 1997, 1998, 2000, 2003 Free Software + Copyright (C) 1993, 1996, 1997, 1998, 2000, 2003, 2004 Free Software Foundation, Inc. This program is free software; you can redistribute it and/or modify @@ -80,15 +80,17 @@ getndelim2 (char **lineptr, size_t *linesize, size_t nmax, { size_t newlinesize = (*linesize > MIN_CHUNK ? 2 * *linesize : *linesize + MIN_CHUNK); + char *p; if (! (*linesize < newlinesize && newlinesize <= nmax)) newlinesize = nmax; *linesize = newlinesize; nbytes_avail = *linesize + *lineptr - read_pos; - *lineptr = realloc (*lineptr, *linesize); - if (!*lineptr) + p = realloc (*lineptr, *linesize); + if (!p) return -1; + *lineptr = p; read_pos = *linesize - nbytes_avail + *lineptr; } -- 2.30.2