staging: ks7010: make loading config file optional

We have sane defaults, so we don't need to bail out if there is no
config file. Note that the config file should go away completely in
favour of configuration mechanisms already upstream.
Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/ks7010/ks7010_config.c

@@ -203,7 +203,6 @@ int ks_wlan_read_config_file(ks_wlan_private *priv)
 
 	const struct firmware *fw_entry;
 	struct device *dev = NULL;
-	int retval;
 	char cfg_file[]=CFG_FILE;
 	char *cur_p, *end_p;
 	char wk_buff[256], *wk_p;
@@ -254,10 +253,9 @@ int ks_wlan_read_config_file(ks_wlan_private *priv)
 	priv->reg.rate_set.size = 12;
 
 	dev = &priv->ks_wlan_hw.sdio_card->func->dev;
-	if((retval = request_firmware(&fw_entry, cfg_file, dev)) !=0 ){
-		DPRINTK(1, "error request_firmware() file=%s ret=%d\n", cfg_file, retval);
-		return 1;
-	}
+	/* If no cfg file, stay with the defaults */
+	if (request_firmware_direct(&fw_entry, cfg_file, dev))
+		return 0;
 
 	DPRINTK(4, "success request_firmware() file=%s size=%d\n", cfg_file, fw_entry->size);
 	cur_p = fw_entry->data;