Update Linux to v5.4.2

Change-Id: Idf6911045d9d382da2cfe01b1edff026404ac8fd
diff --git a/drivers/fpga/xilinx-spi.c b/drivers/fpga/xilinx-spi.c
index 8d19459..272ee0c 100644
--- a/drivers/fpga/xilinx-spi.c
+++ b/drivers/fpga/xilinx-spi.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
 /*
  * Xilinx Spartan6 Slave Serial SPI Driver
  *
@@ -5,10 +6,6 @@
  *
  * Anatolij Gustschin <agust@denx.de>
  *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms and conditions of the GNU General Public License,
- * version 2, as published by the Free Software Foundation.
- *
  * Manage Xilinx FPGA firmware that is loaded over SPI using
  * the slave serial configuration interface.
  */
@@ -144,7 +141,6 @@
 {
 	struct xilinx_spi_conf *conf;
 	struct fpga_manager *mgr;
-	int ret;
 
 	conf = devm_kzalloc(&spi->dev, sizeof(*conf), GFP_KERNEL);
 	if (!conf)
@@ -167,18 +163,15 @@
 		return PTR_ERR(conf->done);
 	}
 
-	mgr = fpga_mgr_create(&spi->dev, "Xilinx Slave Serial FPGA Manager",
-			      &xilinx_spi_ops, conf);
+	mgr = devm_fpga_mgr_create(&spi->dev,
+				   "Xilinx Slave Serial FPGA Manager",
+				   &xilinx_spi_ops, conf);
 	if (!mgr)
 		return -ENOMEM;
 
 	spi_set_drvdata(spi, mgr);
 
-	ret = fpga_mgr_register(mgr);
-	if (ret)
-		fpga_mgr_free(mgr);
-
-	return ret;
+	return fpga_mgr_register(mgr);
 }
 
 static int xilinx_spi_remove(struct spi_device *spi)