mapper: remove allocation of SqshStaticMapper

libsqsh/include/sqsh_mapper_private.h

@@ -81,20 +81,6 @@ struct SqshMmapMapper {
 	long page_size;
 };
 
-/***************************************
- * mapper/static_mapper.c
- */
-
-/**
- * @brief The static mapper.
- */
-struct SqshStaticMapper {
-	/**
-	 * @privatesection
-	 */
-	const uint8_t *data;
-};
-
 /***************************************
  * mapper/mapper.c
  */

libsqsh/src/mapper/static_mapper.c

@@ -31,37 +31,29 @@
  * @file         static_mapper.c
  */
 
-#include "sqsh_error.h"
 #include <sqsh_mapper_private.h>
 #include <stdlib.h>
 
 static int
 sqsh_mapper_static_mem_init(
 		struct SqshMapper *mapper, const void *input, size_t *size) {
 	(void)size;
-	struct SqshStaticMapper *user_data =
-			calloc(1, sizeof(struct SqshStaticMapper));
-	if (!user_data) {
-		return -SQSH_ERROR_MALLOC_FAILED;
-	}
 
-	user_data->data = input;
-	mapper->user_data = user_data;
+	mapper->user_data = (void *)input;
 
 	return 0;
 }
 static int
 sqsh_mapper_static_mem_map(struct SqshMapSlice *mapping) {
-	struct SqshStaticMapper *user_data = mapping->mapper->user_data;
 	size_t offset = mapping->offset;
 	/* Cast to remove const qualifier. */
-	uint8_t *data = (uint8_t *)user_data->data;
+	uint8_t *data = mapping->mapper->user_data;
 	mapping->data = &data[offset];
 	return 0;
 }
 static int
 sqsh_mapper_static_mem_cleanup(struct SqshMapper *mapper) {
-	free(mapper->user_data);
+	(void)mapper;
 	return 0;
 }
 static int