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NFSv4: Don't call put_rpccred() under the rcu_read_lock()

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put_rpccred() can sleep.

Fixes: 8f649c3762 ("NFSv4: Fix the locking in nfs_inode_reclaim_delegation()")
Cc: stable@vger.kernel.org # 2.6.35+
Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>
This commit is contained in:
Trond Myklebust 2015-02-26 12:54:46 -05:00
parent fa9233699c
commit 7c0af9ffb7
1 changed files with 1 additions and 1 deletions
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2
fs/nfs/delegation.c
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@ -181,8 +181,8 @@ void nfs_inode_reclaim_delegation(struct inode *inode, struct rpc_cred *cred,
clear_bit(NFS_DELEGATION_NEED_RECLAIM,
&delegation->flags);
spin_unlock(&delegation->lock);
put_rpccred(oldcred);
rcu_read_unlock();
put_rpccred(oldcred);
trace_nfs4_reclaim_delegation(inode, res->delegation_type);
} else {
/* We appear to have raced with a delegation return. */