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authorTrond Myklebust <trondmy@gmail.com>2019-10-31 18:40:33 -0400
committerAnna Schumaker <Anna.Schumaker@Netapp.com>2019-11-01 11:03:56 -0400
commit79cc55422ce99be5964bde208ba8557174720893 (patch)
tree4158ef1314feac72c6d39d21564860a137e2abde /fs
parentbe3df3dd4c70ee020587a943a31b98a0fb4b6424 (diff)
downloadlinux-79cc55422ce99be5964bde208ba8557174720893.tar.bz2
NFS: Fix an RCU lock leak in nfs4_refresh_delegation_stateid()
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>
Diffstat (limited to 'fs')
-rw-r--r--fs/nfs/delegation.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/nfs/delegation.c b/fs/nfs/delegation.c
index ccdfb5f98f35..af549d70ec50 100644
--- a/fs/nfs/delegation.c
+++ b/fs/nfs/delegation.c
@@ -1191,7 +1191,7 @@ 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: