ALSA: hda/tas2781: Remove unnecessary NULL check before release_firmware()

release_firmware() checks for NULL pointers internally.
Remove unneeded NULL check for fmw here.

Signed-off-by: Chen Ni <[email protected]>
Reviewed-by: Andy Shevchenko <[email protected]>
Link: https://patch.msgid.link/[email protected]
Signed-off-by: Takashi Iwai <[email protected]>

Author: Chen Ni

sound/pci/hda/tas2781_hda_spi.c

@@ -1003,8 +1003,7 @@ static void tasdev_fw_ready(const struct firmware *fmw, void *context)
 	 */
 
 out:
-	if (fmw)
-		release_firmware(fmw);
+	release_firmware(fmw);
 	pm_runtime_mark_last_busy(tas_hda->priv->dev);
 	pm_runtime_put_autosuspend(tas_hda->priv->dev);
 }