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resolv: free only initialized items from gai pool

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pool_max_size denotes total allocated rows in pool but possibly not yet
initialized. it's pool_size that represents number of actually occupied
rows hence use it when freeing pool to avoid freeing random addresses.

Signed-off-by: Jan Palus <jpalus@fastmail.com>
Reviewed-by: Florian Weimer <fweimer@redhat.com>
This commit is contained in:
Jan Palus 2023-10-30 19:57:01 +01:00 committed by Florian Weimer
parent cfb5a97a93
commit f2aaf18af5
1 changed files with 2 additions and 1 deletions
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3
resolv/gai_misc.c
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@ -1,4 +1,5 @@
/* Copyright (C) 2001-2023 Free Software Foundation, Inc.
Copyright The GNU Toolchain Authors.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
@ -442,7 +443,7 @@ __gai_freemem (void)
{
size_t row;
for (row = 0; row < pool_max_size; ++row)
for (row = 0; row < pool_size; ++row)
free (pool[row]);
free (pool);