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Fix malloc_info statistic. Fixes bug 16112

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Ondřej Bílka
2013-11-01 15:39:26 +01:00
parent 8f5de63892
commit 8b35e35d0f
3 changed files with 11 additions and 17 deletions
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6
ChangeLog
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@ -1,3 +1,9 @@
2013-11-01 Ondřej Bílka <neleai@seznam.cz>
[BZ #16112]
* malloc/malloc (malloc_info): Do not handle first bin as
special case.
2013-11-01 Chris Leonard <cjl@sugarlabs.org>
* locale/iso-639.def: Add Central Nahuatl (nhn).

2
NEWS
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@ -17,7 +17,7 @@ Version 2.19
15847, 15849, 15855, 15856, 15857, 15859, 15867, 15886, 15887, 15890,
15892, 15893, 15895, 15897, 15905, 15909, 15917, 15919, 15921, 15923,
15939, 15948, 15963, 15966, 15988, 16032, 16034, 16036, 16037, 16041,
16071, 16072, 16074, 16078.
16071, 16072, 16074, 16078, 16112.
* CVE-2012-4412 The strcoll implementation caches indices and rules for
large collation sequences to optimize multiple passes. This cache

20
malloc/malloc.c
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@ -5049,23 +5049,11 @@ malloc_info (int options, FILE *fp)
sizes[i].total = sizes[i].count * sizes[i].to;
}
mbinptr bin = bin_at (ar_ptr, 1);
struct malloc_chunk *r = bin->fd;
if (r != NULL)
{
while (r != bin)
{
++sizes[NFASTBINS].count;
sizes[NFASTBINS].total += r->size;
sizes[NFASTBINS].from = MIN (sizes[NFASTBINS].from, r->size);
sizes[NFASTBINS].to = MAX (sizes[NFASTBINS].to, r->size);
r = r->fd;
}
nblocks += sizes[NFASTBINS].count;
avail += sizes[NFASTBINS].total;
}
for (size_t i = 2; i < NBINS; ++i)
mbinptr bin;
struct malloc_chunk *r;
for (size_t i = 1; i < NBINS; ++i)
{
bin = bin_at (ar_ptr, i);
r = bin->fd;