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(mem2chunk_check): Check alignment of mem pointer, not of the computed chunk.

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This commit is contained in:
Ulrich Drepper 2003-01-27 18:32:36 +00:00
parent 251c0f710c
commit 371a11f3d7
1 changed files with 2 additions and 2 deletions
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4
malloc/hooks.c
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@ -1,5 +1,5 @@
/* Malloc implementation for multiple threads without lock contention.
Copyright (C) 2001,02 Free Software Foundation, Inc.
Copyright (C) 2001, 2002, 2003 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Wolfram Gloger <wg@malloc.de>, 2001.
@ -162,8 +162,8 @@ mem2chunk_check(mem) Void_t* mem;
INTERNAL_SIZE_T sz, c;
unsigned char magic;
if(!aligned_OK(mem)) return NULL;
p = mem2chunk(mem);
if(!aligned_OK(p)) return NULL;
if( (char*)p>=mp_.sbrk_base &&
(char*)p<(mp_.sbrk_base+main_arena.system_mem) ) {
/* Must be a chunk in conventional heap memory. */