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authorTrond Myklebust <Trond.Myklebust@netapp.com>2012-03-19 16:17:18 -0400
committerTrond Myklebust <Trond.Myklebust@netapp.com>2012-03-20 13:08:25 -0400
commit5ae67c4fee869c9b3c87b727a9ea511b6326b834 (patch)
tree68fe22b71462c6e13eff3a6d637b79371c77441e /fs/nfs/nfs4_fs.h
parentc4f1b62a4b50a01e8d820717906b674807ef9ca3 (diff)
downloadlinux-stericsson-5ae67c4fee869c9b3c87b727a9ea511b6326b834.tar.gz
NFSv4: It is not safe to dereference lsp->ls_state in release_lockowner
It is quite possible for the release_lockowner RPC call to race with the close RPC call, in which case, we cannot dereference lsp->ls_state in order to find the nfs_server. Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Diffstat (limited to 'fs/nfs/nfs4_fs.h')
-rw-r--r--fs/nfs/nfs4_fs.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/nfs/nfs4_fs.h b/fs/nfs/nfs4_fs.h
index b47bdb9c1612..97ecc863dd76 100644
--- a/fs/nfs/nfs4_fs.h
+++ b/fs/nfs/nfs4_fs.h
@@ -340,7 +340,7 @@ extern void nfs_increment_lock_seqid(int status, struct nfs_seqid *seqid);
extern void nfs_release_seqid(struct nfs_seqid *seqid);
extern void nfs_free_seqid(struct nfs_seqid *seqid);
-extern void nfs4_free_lock_state(struct nfs4_lock_state *lsp);
+extern void nfs4_free_lock_state(struct nfs_server *server, struct nfs4_lock_state *lsp);
extern const nfs4_stateid zero_stateid;