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dmsetup: check if new_name is non NULL

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This commit is contained in:
Zdenek Kabelac 2012-02-27 01:19:23 +01:00
parent b9ae22d758
commit b1640df5e6
2 changed files with 2 additions and 1 deletions
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1
WHATS_NEW_DM
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@ -1,5 +1,6 @@
Version 1.02.77 -
=================================
Check for existing new_name for dmsetup rename.
Fix memory leak in dmsetup _get_split_name() error path.
Version 1.02.76 - 7th August 2012

2
tools/dmsetup.c
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@ -719,7 +719,7 @@ static int _do_rename(const char *name, const char *new_name, const char *new_uu
if (new_uuid) {
if (!dm_task_set_newuuid(dmt, new_uuid))
goto out;
} else if (!dm_task_set_newname(dmt, new_name))
} else if (!new_name || !dm_task_set_newname(dmt, new_name))
goto out;
if (_switches[NOOPENCOUNT_ARG] && !dm_task_no_open_count(dmt))