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Bugzilla: 1037793
Upstream-status: submitted for 3.14
Currently, it could leak dentry references in some cases. Make sure
we clean up properly.
Signed-off-by: Jeff Layton <jlayton@redhat.com>
---
net/sunrpc/rpc_pipe.c | 14 +++++++++++++-
1 file changed, 13 insertions(+), 1 deletion(-)
diff --git a/net/sunrpc/rpc_pipe.c b/net/sunrpc/rpc_pipe.c
index 5d973b2..b185548 100644
--- a/net/sunrpc/rpc_pipe.c
+++ b/net/sunrpc/rpc_pipe.c
@@ -1369,6 +1369,18 @@ out:
return pipe_dentry;
}
+static void
+rpc_gssd_dummy_depopulate(struct dentry *pipe_dentry)
+{
+ struct dentry *clnt_dir = pipe_dentry->d_parent;
+ struct dentry *gssd_dir = clnt_dir->d_parent;
+
+ __rpc_rmpipe(clnt_dir->d_inode, pipe_dentry);
+ __rpc_depopulate(clnt_dir, gssd_dummy_info_file, 0, 1);
+ __rpc_depopulate(gssd_dir, gssd_dummy_clnt_dir, 0, 1);
+ dput(pipe_dentry);
+}
+
static int
rpc_fill_super(struct super_block *sb, void *data, int silent)
{
@@ -1412,7 +1424,7 @@ rpc_fill_super(struct super_block *sb, void *data, int silent)
return 0;
err_depopulate:
- dput(gssd_dentry);
+ rpc_gssd_dummy_depopulate(gssd_dentry);
blocking_notifier_call_chain(&rpc_pipefs_notifier_list,
RPC_PIPEFS_UMOUNT,
sb);
--
1.8.4.2
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