[PATCH 68/78] libmultipath: unset 'uid_attribute' on failure

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Due to a race condition within udev the 'uid_attribute'
might not always be set. So we should be zeroing the
'uid_attribute' when retrieving the uid by other means,
otherwise the discovery process will blacklist the device.

Signed-off-by: Hannes Reinecke <hare@xxxxxxx>
---
 libmultipath/discovery.c | 10 +++++++---
 1 file changed, 7 insertions(+), 3 deletions(-)

diff --git a/libmultipath/discovery.c b/libmultipath/discovery.c
index d5dda2c..8e6b228 100644
--- a/libmultipath/discovery.c
+++ b/libmultipath/discovery.c
@@ -1497,13 +1497,17 @@ get_uid (struct path * pp)
 		}
 		if (len <= 0) {
 			len = get_vpd_uid(pp);
-			if (len > 0)
+			if (len > 0) {
 				origin = "sysfs";
+				pp->uid_attribute = NULL;
+			}
 		}
 		if (len <= 0) {
 			len = get_udev_uid(pp, DEFAULT_UID_ATTRIBUTE);
-			if (len > 0)
-				origin = "udev";
+			if (len > 0) {
+				origin = "default";
+				pp->uid_attribute = DEFAULT_UID_ATTRIBUTE;
+			}
 		}
 	}
 	if ( len < 0 ) {
-- 
1.8.4.5

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