Files
uClibc/libc/stdlib/__uc_malloc.c
Bernhard Reutner-Fischer 025ec197fe __uc_malloc: Fix memory-leak in error path
Signed-off-by: Bernhard Reutner-Fischer <rep.dot.nop@gmail.com>
2011-05-10 20:09:36 +02:00

47 lines
1.3 KiB
C

/* vi: set sw=4 ts=4: */
/* uClibc internal malloc.
Copyright (C) 2007 Denys Vlasenko
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public License
version 2 as published by the Free Software Foundation.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with this library; see the file COPYING.LIB. If
not, write to the Free Software Foundation, Inc., 675 Mass Ave,
Cambridge, MA 02139, USA.
*/
#include <stdlib.h>
#include <unistd.h>
#include <malloc.h>
void (*__uc_malloc_failed)(size_t size) = NULL;
/* Seemingly superfluous assigment of NULL above prevents gas error
* ("__uc_malloc_failed can't be equated to common symbol
* __GI___uc_malloc_failed") in libc_hidden_data_def: */
libc_hidden_data_def(__uc_malloc_failed)
void *__uc_malloc(size_t size)
{
void *p;
while (1) {
p = malloc(size);
if (!size || p)
return p;
if (!__uc_malloc_failed)
_exit(1);
free(p);
__uc_malloc_failed(size);
}
}
libc_hidden_def(__uc_malloc)