viced: avoid bogus handle in rename

because fileptr's handle can be reset during CopyOnWrite
we need to SetDirHandle after that call

FIXES 130215

Change-Id: I8578d30da42bdd9be2c552cdac4d2c526c22ee45
Reviewed-on: http://gerrit.openafs.org/5818
Reviewed-by: Andrew Deason <adeason@sinenomine.net>
Tested-by: BuildBot <buildbot@rampaginggeek.com>
Reviewed-by: Jeffrey Altman <jaltman@secure-endpoints.com>
Reviewed-by: Derrick Brashear <shadow@dementix.org>

diff --git a/src/viced/afsfileprocs.c b/src/viced/afsfileprocs.c
index 8bfb4c6..5848f89 100644 (file)
--- a/src/viced/afsfileprocs.c
+++ b/src/viced/afsfileprocs.c
@@ -3767,6 +3767,9 @@ SAFSS_Rename(struct rx_call *acall, struct AFSFid *OldDirFid, char *OldName,
        ViceLog(25, ("Rename : calling CopyOnWrite on  target dir\n"));
        if ((errorCode = CopyOnWrite(fileptr, volptr, 0, MAXFSIZE)))
            goto Bad_Rename;
+       /* since copyonwrite would mean fileptr has a new handle, do it here */
+       FidZap(&filedir);
+       SetDirHandle(&filedir, fileptr);
     }
 
     /* If the new name exists already, delete it and the file it points to */