1 files changed, 2 insertions, 2 deletions

diff --git a/fs/nfs/nfs4client.c b/fs/nfs/nfs4client.c
index 5ae9d64ea08b..8346ccbf2d52 100644
--- a/fs/nfs/nfs4client.c
+++ b/fs/nfs/nfs4client.c
@@ -1023,9 +1023,9 @@ static void nfs4_session_set_rwsize(struct nfs_server *server)
         server_resp_sz = sess->fc_attrs.max_resp_sz - nfs41_maxread_overhead;
         server_rqst_sz = sess->fc_attrs.max_rqst_sz - nfs41_maxwrite_overhead;
 
-        if (server->rsize > server_resp_sz)
+        if (!server->rsize || server->rsize > server_resp_sz)
                 server->rsize = server_resp_sz;
-        if (server->wsize > server_rqst_sz)
+        if (!server->wsize || server->wsize > server_rqst_sz)
                 server->wsize = server_rqst_sz;
 #endif /* CONFIG_NFS_V4_1 */
 }