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* [newlib-cygwin/main] Reclaim _REENT_MP_P5S in _reclaim_reent
@ 2023-11-20 10:23 Corinna Vinschen
0 siblings, 0 replies; only message in thread
From: Corinna Vinschen @ 2023-11-20 10:23 UTC (permalink / raw)
To: newlib-cvs
https://sourceware.org/git/gitweb.cgi?p=newlib-cygwin.git;h=37e67d15950a52b096601e98081abc2b17bd3a2b
commit 37e67d15950a52b096601e98081abc2b17bd3a2b
Author: Chris Johns <chrisj@rtems.org>
AuthorDate: Mon Nov 20 12:04:58 2023 +1100
Commit: Corinna Vinschen <corinna@vinschen.de>
CommitDate: Mon Nov 20 10:49:39 2023 +0100
Reclaim _REENT_MP_P5S in _reclaim_reent
The _REENT_MP_P5S blocks are allocated using Balloc via i2b and linked in the
pow5mult call. As a result these blocks are not on the freelist managed by the
Bfree call. This change fixes a memory leak in threads that clean up using
_reclaim_reent.
RTEMS: Closes #4967
Diff:
---
newlib/libc/reent/reent.c | 11 +++++++++++
1 file changed, 11 insertions(+)
diff --git a/newlib/libc/reent/reent.c b/newlib/libc/reent/reent.c
index db80ca06e369..74503fa59291 100644
--- a/newlib/libc/reent/reent.c
+++ b/newlib/libc/reent/reent.c
@@ -59,6 +59,17 @@ _reclaim_reent (struct _reent *ptr)
}
if (_REENT_MP_RESULT(ptr))
_free_r (ptr, _REENT_MP_RESULT(ptr));
+ if (_REENT_MP_P5S(ptr))
+ {
+ struct _Bigint *thisone, *nextone;
+ nextone = _REENT_MP_P5S(ptr);
+ while (nextone)
+ {
+ thisone = nextone;
+ nextone = nextone->_next;
+ _free_r (ptr, thisone);
+ }
+ }
#ifdef _REENT_SMALL
}
#endif
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2023-11-20 10:23 [newlib-cygwin/main] Reclaim _REENT_MP_P5S in _reclaim_reent Corinna Vinschen
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