[OpenAFS-devel] patch for afs_vnop_remove.c

[Hartmut Reuter]

Hi,

this caused some oopses: obviously tdc can here be zero!


--- /opt/openafs/src/afs/VNOPS/afs_vnop_remove.c        Wed Nov 21
17:01:31 2001+++ ./afs_vnop_remove.c Fri Feb  8 14:29:09 2002
@@ -417,7 +417,7 @@
            if (adp) {
                tdc = afs_FindDCache(adp, 0);
                ObtainWriteLock(&adp->lock, 159);
-               ObtainSharedLock(&tdc->lock, 639);
+               if (tdc) ObtainSharedLock(&tdc->lock, 639);

                /* afsremove releases the adp & tdc locks, and does
vn_rele(avc) */
                code = afsremove(adp, tdc, avc, unlname, cred, &treq);
 
-----------------------------------------------------------------
Hartmut Reuter                           e-mail reuter@rzg.mpg.de
					   phone +49-89-3299-1328
RZG (Rechenzentrum Garching)               fax   +49-89-3299-1301 
Computing Center of the Max-Planck-Gesellschaft (MPG) and the
Institut fuer Plasmaphysik (IPP)
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