net: fsl-mc: fix logically dead code

The result of dpio_close() is actually taken into account.

Signed-off-by: Cosmin-Florin Aluchenesei <aluchenesei.cosmin-florin@nxp.com>
Reviewed-by: Ramon Fried <rfried.dev@gmail.com>
diff --git a/drivers/net/fsl-mc/mc.c b/drivers/net/fsl-mc/mc.c
index 972db4c..914ec00 100644
--- a/drivers/net/fsl-mc/mc.c
+++ b/drivers/net/fsl-mc/mc.c
@@ -1,7 +1,7 @@
 // SPDX-License-Identifier: GPL-2.0+
 /*
  * Copyright 2014 Freescale Semiconductor, Inc.
- * Copyright 2017-2018, 2020 NXP
+ * Copyright 2017-2018, 2020-2021 NXP
  */
 #include <common.h>
 #include <command.h>
@@ -1126,7 +1126,7 @@
 		goto err;
 	}
 
-	dpio_close(dflt_mc_io, MC_CMD_NO_FLAGS, dflt_dpio->dpio_handle);
+	err = dpio_close(dflt_mc_io, MC_CMD_NO_FLAGS, dflt_dpio->dpio_handle);
 	if (err < 0) {
 		printf("dpio_close() failed: %d\n", err);
 		goto err;