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From: zkabelac@sourceware.org To: lvm-devel@redhat.com, lvm2-cvs@sourceware.org Subject: LVM2 ./WHATS_NEW_DM tools/dmsetup.c Date: Thu, 01 Mar 2012 21:56:00 -0000 [thread overview] Message-ID: <20120301215645.19897.qmail@sourceware.org> (raw) CVSROOT: /cvs/lvm2 Module name: LVM2 Changes by: zkabelac@sourceware.org 2012-03-01 21:56:44 Modified files: . : WHATS_NEW_DM tools : dmsetup.c Log message: Add some more pointer validation Ensure _display_name() and _add_dep() would not deref NULL names. Switch to use internal dm_basename(). Patches: http://sourceware.org/cgi-bin/cvsweb.cgi/LVM2/WHATS_NEW_DM.diff?cvsroot=lvm2&r1=1.578&r2=1.579 http://sourceware.org/cgi-bin/cvsweb.cgi/LVM2/tools/dmsetup.c.diff?cvsroot=lvm2&r1=1.184&r2=1.185 --- LVM2/WHATS_NEW_DM 2012/03/01 10:07:38 1.578 +++ LVM2/WHATS_NEW_DM 2012/03/01 21:56:44 1.579 @@ -1,5 +1,6 @@ Version 1.02.73 - ==================================== + Add few pointer validation in dmsetup. Support dm_task_get_driver_version() query without version string. Log failure of pthread_join when cleaning unused threads in dmeventd. Fix empty string warning logic in _find_config_str. (1.02.68) --- LVM2/tools/dmsetup.c 2012/03/01 21:50:35 1.184 +++ LVM2/tools/dmsetup.c 2012/03/01 21:56:44 1.185 @@ -1869,6 +1869,9 @@ { char dev_name[PATH_MAX]; + if (!names) + return 1; + if ((_dev_name_type == DN_BLK || _dev_name_type == DN_MAP) && dm_device_get_name((int) MAJOR(names->dev), (int) MINOR(names->dev), _dev_name_type == DN_BLK, dev_name, PATH_MAX)) @@ -2203,7 +2206,8 @@ static int _add_dep(CMD_ARGS) { - if (!dm_tree_add_dev(_dtree, (unsigned) MAJOR(names->dev), (unsigned) MINOR(names->dev))) + if (names && + !dm_tree_add_dev(_dtree, (unsigned) MAJOR(names->dev), (unsigned) MINOR(names->dev))) return 0; return 1; @@ -3417,7 +3421,8 @@ static int _process_switches(int *argc, char ***argv, const char *dev_dir) { - char *base, *namebase, *s; + const char *base; + char *namebase, *s; static int ind; int c, r; @@ -3482,7 +3487,7 @@ fprintf(stderr, "Failed to duplicate name.\n"); return 0; } - base = basename(namebase); + base = dm_basename(namebase); if (!strcmp(base, "devmap_name")) { free(namebase);
next reply other threads:[~2012-03-01 21:56 UTC|newest] Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top 2012-03-01 21:56 zkabelac [this message] -- strict thread matches above, loose matches on Subject: below -- 2012-04-24 8:24 prajnoha 2012-04-24 8:00 prajnoha 2012-02-15 12:08 prajnoha 2012-02-15 12:06 prajnoha 2012-02-15 12:03 prajnoha 2012-02-13 12:06 zkabelac 2011-08-11 17:06 mbroz 2011-07-08 17:08 agk 2011-06-17 14:55 prajnoha 2011-03-29 21:49 zkabelac 2011-03-02 2:44 agk 2010-08-03 13:04 zkabelac 2010-08-03 12:56 zkabelac 2010-07-08 14:29 zkabelac 2009-06-03 20:44 agk 2009-06-03 18:35 agk 2009-04-24 11:30 prajnoha
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