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Add error path stack traces

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Check for errors from dm_task_set_name() and dm_task_run().
Add stack traces for error paths.
Return 0 if some error is found.
This commit is contained in:
Zdenek Kabelac 2010-11-30 22:32:44 +00:00
parent 81e606ab2c
commit 5b8abb1240
1 changed files with 9 additions and 2 deletions
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11
libdm/ioctl/libdm-iface.c
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@ -1594,8 +1594,15 @@ static int _process_mapper_dir(struct dm_task *dmt)
!strcmp(dirent->d_name, "..") ||
!strcmp(dirent->d_name, "control"))
continue;
dm_task_set_name(dmt, dirent->d_name);
dm_task_run(dmt);
if (!dm_task_set_name(dmt, dirent->d_name)) {
r = 0;
stack;
continue; /* try next name */
}
if (!dm_task_run(dmt)) {
r = 0;
stack; /* keep going */
}
}
if (closedir(d))