modules: Add mod_zalloc() function

Add mod_zalloc() function that is otherwise the same as mod_alloc(), but
allocated memory is initialized to zero.

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

Author: Jyri Sarha

src/audio/module_adapter/module/generic.c

@@ -147,6 +147,16 @@ void *mod_alloc(struct processing_module *mod, uint32_t size, uint32_t alignment
 	return ptr;
 }
 
+void *mod_zalloc(struct processing_module *mod, uint32_t size, uint32_t alignment)
+{
+	void *ret = mod_alloc(mod, size, alignment);
+
+	if (ret)
+		memset(ret, 0, size);
+
+	return ret;
+}
+
 int mod_free(struct processing_module *mod, void *ptr)
 {
 	struct module_memory *mem;

src/include/sof/audio/module_adapter/module/generic.h

@@ -154,6 +154,7 @@ struct module_processing_data {
 int module_load_config(struct comp_dev *dev, const void *cfg, size_t size);
 int module_init(struct processing_module *mod);
 void *mod_alloc(struct processing_module *mod, uint32_t size, uint32_t alignment);
+void *mod_zalloc(struct processing_module *mod, uint32_t size, uint32_t alignment);
 int mod_free(struct processing_module *mod, void *ptr);
 void module_free_all_memory(struct processing_module *mod);
 int module_prepare(struct processing_module *mod,