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* malloc/malloc.c (public_cALLOc): We cannot skip the memory
clearing if perturb_byte != 0.
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@ -1,3 +1,8 @@
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2005-03-20 Ulrich Drepper <drepper@redhat.com>
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* malloc/malloc.c (public_cALLOc): We cannot skip the memory
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clearing if perturb_byte != 0.
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2005-03-20 Jakub Jelinek <jakub@redhat.com>
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* posix/bits/unistd.h (pread) [__USE_FILE_OFFSET64]: Use __off64_t
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@ -1,4 +1,4 @@
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/* Malloc implementation for multiple threads without lock contention.
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/* Malloc implementation for multiple threads without lock contention.
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Copyright (C) 1996-2002, 2003, 2004, 2005 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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Contributed by Wolfram Gloger <wg@malloc.de>
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@ -3691,14 +3691,14 @@ public_cALLOc(size_t n, size_t elem_size)
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/* Two optional cases in which clearing not necessary */
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#if HAVE_MMAP
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if (chunk_is_mmapped(p))
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if (perturb_byte == 0 && chunk_is_mmapped(p))
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return mem;
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#endif
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csz = chunksize(p);
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#if MORECORE_CLEARS
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if (p == oldtop && csz > oldtopsize) {
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if (perturb_byte == 0 && (p == oldtop && csz > oldtopsize)) {
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/* clear only the bytes from non-freshly-sbrked memory */
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csz = oldtopsize;
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}
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