salvage: Do not look at not-found root dir

If we have not found any root directory, don't even look at
'oldrootdir' or 'rootdir', since they will be uninitialized at this
point.

Change-Id: Ia1a7037e06a223a7e1fbc48c0bfadd3b7aaa0e4b
Reviewed-on: http://gerrit.openafs.org/2528
Reviewed-by: Derrick Brashear <shadow@dementia.org>
Tested-by: Derrick Brashear <shadow@dementia.org>

diff --git a/src/vol/vol-salvage.c b/src/vol/vol-salvage.c
index f9c07c8c12f28d732fbdfee477b5892229ac5362..ccf34296c53d1669fb6c54fe2c2e96e5963583a8 100644 (file)
--- a/src/vol/vol-salvage.c
+++ b/src/vol/vol-salvage.c
@@ -3908,7 +3908,7 @@ SalvageVolume(register struct InodeSummary *rwIsp, IHandle_t * alinkH)
 
     /* Delete the old rootinode directory if the rootdir was CopyOnWrite */
     DFlush();
-    if (!oldrootdir.copied && rootdir.copied) {
+    if (rootdirfound && !oldrootdir.copied && rootdir.copied) {
        code =
            IH_DEC(oldrootdir.ds_linkH, oldrootdir.dirHandle.dirh_inode,
                   oldrootdir.rwVid);