ASoC: Intel: avs: Fix memory leak in avs_register_i2s_test_boards()

Caller is responsible for freeing array allocated with
parse_int_array().

Found out by Coverity.

Fixes: 7d85918 ("ASoC: Intel: avs: Allow to specify custom configurations with i2s_test")
Signed-off-by: Cezary Rojewski <cezary.rojewski@intel.com>
Link: https://patch.msgid.link/20260407085459.400628-1-cezary.rojewski@intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>

Author: crojewsk-intel

sound/soc/intel/avs/board_selection.c

@@ -520,19 +520,22 @@ static int avs_register_i2s_test_boards(struct avs_dev *adev)
 	if (num_elems > max_ssps) {
 		dev_err(adev->dev, "board supports only %d SSP, %d specified\n",
 			max_ssps, num_elems);
-		return -EINVAL;
+		ret = -EINVAL;
+		goto exit;
 	}
 
 	for (ssp_port = 0; ssp_port < num_elems; ssp_port++) {
 		tdm_slots = array[1 + ssp_port];
 		for_each_set_bit(tdm_slot, &tdm_slots, 16) {
 			ret = avs_register_i2s_test_board(adev, ssp_port, tdm_slot);
 			if (ret)
-				return ret;
+				goto exit;
 		}
 	}
 
-	return 0;
+exit:
+	kfree(array);
+	return ret;
 }
 
 static int avs_register_i2s_board(struct avs_dev *adev, struct snd_soc_acpi_mach *mach)