cmocka: pipeline: Fix memory leaks

Fix all memory leaks found from all pipeline tests when tests were run
under Valgrind.

Signed-off-by: Jyri Sarha <jyri.sarha@linux.intel.com>

Author: Jyri Sarha

test/cmocka/src/audio/pipeline/pipeline_connect_upstream.c

@@ -24,6 +24,7 @@ static int setup(void **state)
 
 static int teardown(void **state)
 {
+	free_standard_connect_objects(*state);
 	free(*state);
 	return 0;
 }

test/cmocka/src/audio/pipeline/pipeline_connection_mocks.c

@@ -30,7 +30,7 @@ struct pipeline_connect_data *get_standard_connect_objects(void)
 	struct pipeline_connect_data *pipeline_connect_data = calloc
 		(sizeof(struct pipeline_connect_data), 1);
 
-	struct pipeline *pipe = calloc(sizeof(struct pipeline), 1);
+	struct pipeline *pipe = &pipeline_connect_data->p;
 
 	pipe->frames_per_sched = 5;
 	pipe->pipeline_id = PIPELINE_ID_SAME;
@@ -83,7 +83,14 @@ struct pipeline_connect_data *get_standard_connect_objects(void)
 	comp_buffer_reset_source_list(buffer_2);
 	pipeline_connect_data->b2 = buffer_2;
 
-	pipeline_connect_data->p = *pipe;
-
 	return pipeline_connect_data;
 }
+
+void free_standard_connect_objects(struct pipeline_connect_data *data)
+{
+	free(data->p.pipe_task);
+	free(data->p.sched_comp);
+	free(data->second);
+	free(data->b1);
+	free(data->b2);
+}

test/cmocka/src/audio/pipeline/pipeline_connection_mocks.h

@@ -32,6 +32,7 @@ struct pipeline_connect_data {
 };
 
 struct pipeline_connect_data *get_standard_connect_objects(void);
+void free_standard_connect_objects(struct pipeline_connect_data *data);
 
 void cleanup_test_data(struct pipeline_connect_data *data);
 

test/cmocka/src/audio/pipeline/pipeline_free.c

@@ -36,6 +36,7 @@ static int setup(void **state)
 
 static int teardown(void **state)
 {
+	free_standard_connect_objects(*state);
 	free(*state);
 	return 0;
 }

test/cmocka/src/audio/pipeline/pipeline_new.c

@@ -55,6 +55,10 @@ static void test_audio_pipeline_pipeline_new_creation(void **state)
 
 	/*Pipeline should have been created so pointer can't be null*/
 	assert_non_null(result);
+
+	rfree(result->msg->tx_data);
+	rfree(result->msg);
+	rfree(result);
 }
 
 int main(void)