wil6210: print error in FW and board files load failures

Add an error print-out in case FW and board files load fails,
as such an error is not printed on all failures and user may
not understand why the interface up operations didn't succeed.
Signed-off-by: Maya Erez <merez@codeaurora.org>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>

drivers/net/wireless/ath/wil6210/fw_inc.c

 /*
  * Copyright (c) 2014-2017 Qualcomm Atheros, Inc.
- * Copyright (c) 2018, The Linux Foundation. All rights reserved.
+ * Copyright (c) 2018-2019, The Linux Foundation. All rights reserved.
  *
  * Permission to use, copy, modify, and/or distribute this software for any
  * purpose with or without fee is hereby granted, provided that the above
@@ -647,6 +647,8 @@ int wil_request_firmware(struct wil6210_priv *wil, const char *name,
 
 out:
 	release_firmware(fw);
+	if (rc)
+		wil_err_fw(wil, "Loading <%s> failed, rc %d\n", name, rc);
 	return rc;
 }
 
@@ -741,6 +743,8 @@ int wil_request_board(struct wil6210_priv *wil, const char *name)
 
 out:
 	release_firmware(brd);
+	if (rc)
+		wil_err_fw(wil, "Loading <%s> failed, rc %d\n", name, rc);
 	return rc;
 }