ChangeSet 1.2310, 2005/03/31 08:58:38-08:00, [EMAIL PROTECTED]
[PATCH] nfsd4: fix use after put() in cb_recall
nfs4_put_delegation() did a dprintk using a pointer that it had just
called a
put() on. This could cause a dereference of a pointer to freed memory
in some
situations.
Signed-off-by: Andy Adamson <[EMAIL PROTECTED]>
Signed-off-by: J. Bruce Fields <[EMAIL PROTECTED]>
Signed-off-by: Neil Brown <[EMAIL PROTECTED]>
Signed-off-by: Andrew Morton <[EMAIL PROTECTED]>
Signed-off-by: Linus Torvalds <[EMAIL PROTECTED]>
nfs4callback.c | 2 +-
1 files changed, 1 insertion(+), 1 deletion(-)
diff -Nru a/fs/nfsd/nfs4callback.c b/fs/nfsd/nfs4callback.c
--- a/fs/nfsd/nfs4callback.c 2005-03-31 10:30:06 -08:00
+++ b/fs/nfsd/nfs4callback.c 2005-03-31 10:30:06 -08:00
@@ -541,7 +541,7 @@
atomic_set(&clp->cl_callback.cb_set, 0);
/* Success or failure, now we're either waiting for lease expiration
* or deleg_return. */
- nfs4_put_delegation(dp);
dprintk("NFSD: nfs4_cb_recall: dp %p dl_flock %p dl_count %d\n",dp,
dp->dl_flock, atomic_read(&dp->dl_count));
+ nfs4_put_delegation(dp);
return;
}
-
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