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From: zkabelac@sourceware.org
To: lvm-devel@redhat.com, lvm2-cvs@sourceware.org
Subject: LVM2 ./WHATS_NEW lib/metadata/metadata.c
Date: Mon, 29 Nov 2010 11:08:00 -0000 [thread overview]
Message-ID: <20101129110814.10141.qmail@sourceware.org> (raw)
CVSROOT: /cvs/lvm2
Module name: LVM2
Changes by: zkabelac@sourceware.org 2010-11-29 11:08:14
Modified files:
. : WHATS_NEW
lib/metadata : metadata.c
Log message:
Reset vg pointer after release
Set vg to NULL after releasing it as the following memlock() test may
lead to goto for the second call of vg_release() with the already
released vg pointer.
Patches:
http://sourceware.org/cgi-bin/cvsweb.cgi/LVM2/WHATS_NEW.diff?cvsroot=lvm2&r1=1.1811&r2=1.1812
http://sourceware.org/cgi-bin/cvsweb.cgi/LVM2/lib/metadata/metadata.c.diff?cvsroot=lvm2&r1=1.410&r2=1.411
--- LVM2/WHATS_NEW 2010/11/29 10:58:33 1.1811
+++ LVM2/WHATS_NEW 2010/11/29 11:08:14 1.1812
@@ -1,5 +1,6 @@
Version 2.02.78 -
====================================
+ Fix missing reset of vg pointer after vg_release() in _vg_read_by_vgid().
Fix test for empty system_dir string in _init_backup().
Certain lvconvert invocations are now required to be done in two steps.
Fix missing context desctruction in err path of lvm1 fallback in lvm2_main().
--- LVM2/lib/metadata/metadata.c 2010/11/23 01:55:59 1.410
+++ LVM2/lib/metadata/metadata.c 2010/11/29 11:08:14 1.411
@@ -3117,6 +3117,7 @@
return vg;
}
vg_release(vg);
+ vg = NULL; /* reset so memlock goto out is safe */
}
/* Mustn't scan if memory locked: ensure cache gets pre-populated! */
next reply other threads:[~2010-11-29 11:08 UTC|newest]
Thread overview: 42+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-11-29 11:08 zkabelac [this message]
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2012-03-12 14:18 zkabelac
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2012-02-13 11:01 zkabelac
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