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[13/14] ASoC: SOF: Intel: HDA: don't keep a temporary variable

Message ID 20210204203312.27112-14-pierre-louis.bossart@linux.intel.com
State Superseded
Headers show
Series ASoC: SOF/Intel/SoundWire: add missing quirks and DMIC support | expand

Commit Message

Pierre-Louis Bossart Feb. 4, 2021, 8:33 p.m. UTC 
From: Guennadi Liakhovetski <guennadi.liakhovetski@linux.intel.com>

fixup_tplg_name() doesn't need to keep the string, allocated for
filename - it's temporary.

Reviewed-by: Kai Vehmanen <kai.vehmanen@linux.intel.com>
Signed-off-by: Guennadi Liakhovetski <guennadi.liakhovetski@linux.intel.com>
Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
---
 sound/soc/sof/intel/hda.c | 16 ++++++++--------
 1 file changed, 8 insertions(+), 8 deletions(-)
diff mbox series

Patch

diff --git a/sound/soc/sof/intel/hda.c b/sound/soc/sof/intel/hda.c
index 7dfa30c8a168..a61eb7afd364 100644
--- a/sound/soc/sof/intel/hda.c
+++ b/sound/soc/sof/intel/hda.c
@@ -579,22 +579,22 @@  static const char *fixup_tplg_name(struct snd_sof_dev *sdev,
 				   const char *dmic_str)
 {
 	const char *tplg_filename = NULL;
-	char *filename;
-	char *split_ext;
+	char *filename, *tmp;
+	const char *split_ext;
 
-	filename = devm_kstrdup(sdev->dev, sof_tplg_filename, GFP_KERNEL);
+	filename = kstrdup(sof_tplg_filename, GFP_KERNEL);
 	if (!filename)
 		return NULL;
 
 	/* this assumes a .tplg extension */
-	split_ext = strsep(&filename, ".");
-	if (split_ext) {
+	tmp = filename;
+	split_ext = strsep(&tmp, ".");
+	if (split_ext)
 		tplg_filename = devm_kasprintf(sdev->dev, GFP_KERNEL,
 					       "%s%s%s.tplg",
 					       split_ext, idisp_str, dmic_str);
-		if (!tplg_filename)
-			return NULL;
-	}
+	kfree(filename);
+
 	return tplg_filename;
 }