[PATCH AUTOSEL 4.18 063/131] nfs: Referrals not inheriting proto setting from parent

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From: Calum Mackay <calum.mackay@xxxxxxxxxx>

[ Upstream commit 23a88ade7131aa259c532ab17685c76de562242b ]

Commit 530ea4219231 ("nfs: Referrals should use the same proto setting
as their parent") encloses the fix with #ifdef CONFIG_SUNRPC_XPRT_RDMA.

CONFIG_SUNRPC_XPRT_RDMA is a tristate option, so it should be tested
with #if IS_ENABLED().

Fixes: 530ea4219231 ("nfs: Referrals should use the same proto setting as their parent")
Reported-by: Helen Chao <helen.chao@xxxxxxxxxx>
Tested-by: Helen Chao <helen.chao@xxxxxxxxxx>
Reviewed-by: Chuck Lever <chuck.lever@xxxxxxxxxx>
Reviewed-by: Bill Baker <bill.baker@xxxxxxxxxx>
Signed-off-by: Calum Mackay <calum.mackay@xxxxxxxxxx>
Signed-off-by: Anna Schumaker <Anna.Schumaker@xxxxxxxxxx>
Signed-off-by: Sasha Levin <alexander.levin@xxxxxxxxxxxxx>
---
 fs/nfs/nfs4client.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/fs/nfs/nfs4client.c b/fs/nfs/nfs4client.c
index 979631411a0e..d7124fb12041 100644
--- a/fs/nfs/nfs4client.c
+++ b/fs/nfs/nfs4client.c
@@ -1127,7 +1127,7 @@ struct nfs_server *nfs4_create_referral_server(struct nfs_clone_mount *data,
 	nfs_server_copy_userdata(server, parent_server);
 
 	/* Get a client representation */
-#ifdef CONFIG_SUNRPC_XPRT_RDMA
+#if IS_ENABLED(CONFIG_SUNRPC_XPRT_RDMA)
 	rpc_set_port(data->addr, NFS_RDMA_PORT);
 	error = nfs4_set_client(server, data->hostname,
 				data->addr,
@@ -1139,7 +1139,7 @@ struct nfs_server *nfs4_create_referral_server(struct nfs_clone_mount *data,
 				parent_client->cl_net);
 	if (!error)
 		goto init_server;
-#endif	/* CONFIG_SUNRPC_XPRT_RDMA */
+#endif	/* IS_ENABLED(CONFIG_SUNRPC_XPRT_RDMA) */
 
 	rpc_set_port(data->addr, NFS_PORT);
 	error = nfs4_set_client(server, data->hostname,
@@ -1153,7 +1153,7 @@ struct nfs_server *nfs4_create_referral_server(struct nfs_clone_mount *data,
 	if (error < 0)
 		goto error;
 
-#ifdef CONFIG_SUNRPC_XPRT_RDMA
+#if IS_ENABLED(CONFIG_SUNRPC_XPRT_RDMA)
 init_server:
 #endif
 	error = nfs_init_server_rpcclient(server, parent_server->client->cl_timeout, data->authflavor);
-- 
2.17.1




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