ASoC: wm_adsp: no need to check return value of debugfs_create functions

When calling debugfs functions, there is no need to ever check the
return value.  The function can work or not, but the code logic should
never do something different based on this.
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Reviewed-by: Richard Fitzgerald <rf@opensource.cirrus.com>
Signed-off-by: Mark Brown <broonie@kernel.org>

sound/soc/codecs/wm_adsp.c

@@ -731,41 +731,18 @@ static void wm_adsp2_init_debugfs(struct wm_adsp *dsp,
 	struct dentry *root = NULL;
 	int i;
 
-	if (!component->debugfs_root) {
-		adsp_err(dsp, "No codec debugfs root\n");
-		goto err;
-	}
-
 	root = debugfs_create_dir(dsp->name, component->debugfs_root);
 
-	if (!root)
-		goto err;
-
-	if (!debugfs_create_bool("booted", 0444, root, &dsp->booted))
-		goto err;
+	debugfs_create_bool("booted", 0444, root, &dsp->booted);
+	debugfs_create_bool("running", 0444, root, &dsp->running);
+	debugfs_create_x32("fw_id", 0444, root, &dsp->fw_id);
+	debugfs_create_x32("fw_version", 0444, root, &dsp->fw_id_version);
 
-	if (!debugfs_create_bool("running", 0444, root, &dsp->running))
-		goto err;
-
-	if (!debugfs_create_x32("fw_id", 0444, root, &dsp->fw_id))
-		goto err;
-
-	if (!debugfs_create_x32("fw_version", 0444, root, &dsp->fw_id_version))
-		goto err;
-
-	for (i = 0; i < ARRAY_SIZE(wm_adsp_debugfs_fops); ++i) {
-		if (!debugfs_create_file(wm_adsp_debugfs_fops[i].name,
-					 0444, root, dsp,
-					 &wm_adsp_debugfs_fops[i].fops))
-			goto err;
-	}
+	for (i = 0; i < ARRAY_SIZE(wm_adsp_debugfs_fops); ++i)
+		debugfs_create_file(wm_adsp_debugfs_fops[i].name, 0444, root,
+				    dsp, &wm_adsp_debugfs_fops[i].fops);
 
 	dsp->debugfs_root = root;
-	return;
-
-err:
-	debugfs_remove_recursive(root);
-	adsp_err(dsp, "Failed to create debugfs\n");
 }
 
 static void wm_adsp2_cleanup_debugfs(struct wm_adsp *dsp)