The 'wwid' in struct multipath is a static array, so a check for
the existence of 'wwid' is pointless. We should rather check if
the argument 'refwwid' is not NULL and has a length larger then '0'.
Signed-off-by: Hannes Reinecke <hare@xxxxxxxx>
---
multipath/main.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/multipath/main.c b/multipath/main.c
index 93376a9..ee00fdbd 100644
--- a/multipath/main.c
+++ b/multipath/main.c
@@ -212,7 +212,7 @@ get_dm_mpvec (enum mpath_cmds cmd, vector curmp, vector pathvec, char * refwwid)
/*
* discard out of scope maps
*/
- if (mpp->wwid && refwwid &&
+ if (refwwid && strlen(refwwid) &&
strncmp(mpp->wwid, refwwid, WWID_SIZE)) {
condlog(3, "skip map %s: out of scope", mpp->alias);
free_multipath(mpp, KEEP_PATHS);
--
2.6.6
--
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