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author | Trond Myklebust <trondmy@gmail.com> | 2019-10-31 18:40:33 -0400 |
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committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2019-11-06 13:06:22 +0100 |
commit | 74001646d47c900e2f817f684d92e4ce0f96e9eb (patch) | |
tree | 5ddc48cf3555c7edf3714b3ac33697612790b987 | |
parent | fd9a708c7bde2175357acf87ff3a4416b9807f59 (diff) | |
download | linux-stable-74001646d47c900e2f817f684d92e4ce0f96e9eb.tar.gz linux-stable-74001646d47c900e2f817f684d92e4ce0f96e9eb.tar.bz2 linux-stable-74001646d47c900e2f817f684d92e4ce0f96e9eb.zip |
NFS: Fix an RCU lock leak in nfs4_refresh_delegation_stateid()
commit 79cc55422ce99be5964bde208ba8557174720893 upstream.
A typo in nfs4_refresh_delegation_stateid() means we're leaking an
RCU lock, and always returning a value of 'false'. As the function
description states, we were always supposed to return 'true' if a
matching delegation was found.
Fixes: 12f275cdd163 ("NFSv4: Retry CLOSE and DELEGRETURN on NFS4ERR_OLD_STATEID.")
Cc: stable@vger.kernel.org # v4.15+
Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com>
Signed-off-by: Anna Schumaker <Anna.Schumaker@Netapp.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
-rw-r--r-- | fs/nfs/delegation.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/nfs/delegation.c b/fs/nfs/delegation.c index 1624618c2bc7..825a8c52165a 100644 --- a/fs/nfs/delegation.c +++ b/fs/nfs/delegation.c @@ -1154,7 +1154,7 @@ bool nfs4_refresh_delegation_stateid(nfs4_stateid *dst, struct inode *inode) if (delegation != NULL && nfs4_stateid_match_other(dst, &delegation->stateid)) { dst->seqid = delegation->stateid.seqid; - return ret; + ret = true; } rcu_read_unlock(); out: |