dput() is called with dcache_lock already held, resulting in deadlock.

Here is a suggested fix:

===== expire.c 1.3 vs edited =====
--- 1.3/linux/fs/autofs4/expire.c       Tue Oct 31 15:14:06 2000
+++ edited/expire.c     Fri Nov  3 17:47:47 2000
@@ -223,8 +223,10 @@
                        mntput(p);
                        return dentry;
                }
+               spin_unlock(&dcache_lock);
                dput(d);
                mntput(p);
+               spin_lock(&dcache_lock);
        }
        spin_unlock(&dcache_lock);

Nigel Gamble
MontaVista Software

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