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From: zkabelac@sourceware.org To: lvm-devel@redhat.com, lvm2-cvs@sourceware.org Subject: LVM2 ./WHATS_NEW_DM libdm/ioctl/libdm-iface.c Date: Wed, 08 Feb 2012 11:25:00 -0000 [thread overview] Message-ID: <20120208112511.3067.qmail@sourceware.org> (raw) CVSROOT: /cvs/lvm2 Module name: LVM2 Changes by: zkabelac@sourceware.org 2012-02-08 11:25:10 Modified files: . : WHATS_NEW_DM libdm/ioctl : libdm-iface.c Log message: Set all parameters to 0 Since the function dm_get_next_target() returns NULL as 'next' pointer so it's not a 'real' error - set 0 to all parameters when NULL is returned because of missing head. i.e. one of use case:: do { next = dm_get_next_target(dmt, next, &start, &length, &target_type, ¶ms); size += length; } while (next); Patches: http://sourceware.org/cgi-bin/cvsweb.cgi/LVM2/WHATS_NEW_DM.diff?cvsroot=lvm2&r1=1.540&r2=1.541 http://sourceware.org/cgi-bin/cvsweb.cgi/LVM2/libdm/ioctl/libdm-iface.c.diff?cvsroot=lvm2&r1=1.132&r2=1.133 --- LVM2/WHATS_NEW_DM 2012/02/08 11:07:17 1.540 +++ LVM2/WHATS_NEW_DM 2012/02/08 11:25:09 1.541 @@ -1,5 +1,6 @@ Version 1.02.70 - =================================== + Set all parameters to 0 for dm_get_next_target() for NULL return. Fix fd resource leak in error path for _udev_notify_sem_create(). Leave space for '\0' for readline() call in _sysfs_get_kernel_name(). --- LVM2/libdm/ioctl/libdm-iface.c 2012/01/17 14:36:59 1.132 +++ LVM2/libdm/ioctl/libdm-iface.c 2012/02/08 11:25:10 1.133 @@ -573,8 +573,13 @@ if (!t) t = dmt->head; - if (!t) + if (!t) { + *start = 0; + *length = 0; + *target_type = 0; + *params = 0; return NULL; + } *start = t->start; *length = t->length;
next reply other threads:[~2012-02-08 11:25 UTC|newest] Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top 2012-02-08 11:25 zkabelac [this message] -- strict thread matches above, loose matches on Subject: below -- 2012-03-01 10:07 zkabelac 2012-02-15 12:17 prajnoha 2012-02-08 12:59 zkabelac 2011-11-08 17:32 snitzer 2011-10-20 10:38 zkabelac 2011-09-13 15:13 prajnoha 2011-08-11 20:49 zkabelac 2011-07-24 23:59 agk 2011-07-02 1:17 agk 2011-06-09 15:07 mbroz 2011-03-25 23:50 agk 2011-03-08 22:43 zkabelac 2011-03-01 23:27 agk 2011-02-21 16:26 snitzer 2010-08-18 13:11 prajnoha 2010-05-13 13:31 mbroz
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