1 files changed, 2 insertions, 1 deletions

diff --git a/fs/nfs/super.c b/fs/nfs/super.c
index 23790c7b2289..c27ac96a95bd 100644
--- a/fs/nfs/super.c
+++ b/fs/nfs/super.c
@@ -2041,7 +2041,8 @@ static int nfs23_validate_mount_data(void *options,
                 memcpy(sap, &data->addr, sizeof(data->addr));
                 args->nfs_server.addrlen = sizeof(data->addr);
                 args->nfs_server.port = ntohs(data->addr.sin_port);
-                if (!nfs_verify_server_address(sap))
+                if (sap->sa_family != AF_INET ||
+                    !nfs_verify_server_address(sap))
                         goto out_no_address;
 
                 if (!(data->flags & NFS_MOUNT_TCP))