ASoC: qcom: topology: Simplify with cleanup.h

Allocate memory, which is being freed at end of the scope, with
scoped/cleanup.h to reduce number of error paths and make code a bit
simpler.

Signed-off-by: Krzysztof Kozlowski <[email protected]>
Link: https://patch.msgid.link/[email protected]
Signed-off-by: Mark Brown <[email protected]>

Author: krzk

sound/soc/qcom/qdsp6/topology.c

@@ -1,6 +1,7 @@
 // SPDX-License-Identifier: GPL-2.0
 // Copyright (c) 2020, Linaro Limited
 
+#include <linux/cleanup.h>
 #include <sound/soc.h>
 #include <sound/soc-dapm.h>
 #include <sound/pcm.h>
@@ -1288,18 +1289,19 @@ int audioreach_tplg_init(struct snd_soc_component *component)
 	struct snd_soc_card *card = component->card;
 	struct device *dev = component->dev;
 	const struct firmware *fw;
-	char *tplg_fw_name;
 	int ret;
 
 	/* Inline with Qualcomm UCM configs and linux-firmware path */
-	tplg_fw_name = kasprintf(GFP_KERNEL, "qcom/%s/%s-tplg.bin", card->driver_name, card->name);
+	char *tplg_fw_name __free(kfree) = kasprintf(GFP_KERNEL, "qcom/%s/%s-tplg.bin",
+						     card->driver_name,
+						     card->name);
 	if (!tplg_fw_name)
 		return -ENOMEM;
 
 	ret = request_firmware(&fw, tplg_fw_name, dev);
 	if (ret < 0) {
 		dev_err(dev, "tplg firmware loading %s failed %d\n", tplg_fw_name, ret);
-		goto err;
+		return ret;
 	}
 
 	ret = snd_soc_tplg_component_load(component, &audioreach_tplg_ops, fw);
@@ -1309,8 +1311,6 @@ int audioreach_tplg_init(struct snd_soc_component *component)
 	}
 
 	release_firmware(fw);
-err:
-	kfree(tplg_fw_name);
 
 	return ret;
 }