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Rewrite content_file_list_init - check return value first before assigning it

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This commit is contained in:
libretroadmin 2022-07-09 13:32:38 +02:00
parent 274ce86d89
commit a9b074fa0a
1 changed files with 42 additions and 43 deletions
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85
tasks/task_content.c
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@ -420,41 +420,37 @@ static content_file_list_t *content_file_list_init(size_t size)
{
content_file_list_t *file_list = NULL;
if (!(file_list = (content_file_list_t *)malloc(sizeof(*file_list))))
return NULL;
if ((file_list = (content_file_list_t *)malloc(sizeof(*file_list))))
{
/* Set initial 'values' */
file_list->entries = NULL;
file_list->size = 0;
file_list->game_info = NULL;
file_list->game_info_ext = NULL;
file_list->temporary_files = string_list_new();
/* Set initial 'values' */
file_list->entries = NULL;
file_list->size = 0;
file_list->temporary_files = string_list_new();
file_list->game_info = NULL;
file_list->game_info_ext = NULL;
if (file_list->temporary_files)
{
/* Create entries list */
if ((file_list->entries = (content_file_info_t *)
calloc(size, sizeof(content_file_info_t))))
{
file_list->size = size;
/* Create retro_game_info object */
if ((file_list->game_info = (struct retro_game_info *)
calloc(size, sizeof(struct retro_game_info))))
{
/* Create retro_game_info_ext object */
if ((file_list->game_info_ext =
(struct retro_game_info_ext *)
calloc(size, sizeof(struct retro_game_info_ext))))
return file_list;
}
}
}
}
if (!file_list->temporary_files)
goto error;
/* Create entries list */
if (!(file_list->entries = (content_file_info_t *)
calloc(size, sizeof(content_file_info_t))))
goto error;
file_list->size = size;
/* Create retro_game_info object */
if (!(file_list->game_info = (struct retro_game_info *)
calloc(size, sizeof(struct retro_game_info))))
goto error;
/* Create retro_game_info_ext object */
if (!(file_list->game_info_ext = (struct retro_game_info_ext *)
calloc(size, sizeof(struct retro_game_info_ext))))
goto error;
return file_list;
error:
if (file_list)
content_file_list_free(file_list);
content_file_list_free(file_list);
return NULL;
}
@ -1027,7 +1023,7 @@ static bool content_file_load(
!is_path_accessible_using_standard_io(content_path))
{
/* Try copy ACL to file first. If successful, this should mean that cores using standard I/O can still access them
* It would be better to set the acl to allow full access for all application packages. However,
* It would be better to set the ACL to allow full access for all application packages. However,
* this is substantially easier than writing out new functions to do this
* Copy ACL from localstate
* I am genuinely really proud of these work arounds
@ -1312,22 +1308,25 @@ static bool content_file_init(
content_file_set_attributes(content, special, content_ctx, error_string);
if (content->size > 0)
p_content->content_list = content_file_list_init(content->size);
if (p_content->content_list)
{
ret = content_file_load(p_content, content, content_ctx,
error_enum, error_string, special);
content_file_list_t *file_list = content_file_list_init(content->size);
if (file_list)
{
p_content->content_list = file_list;
ret = content_file_load(p_content, content, content_ctx,
error_enum, error_string, special);
content_file_list_free_transient_data(p_content->content_list);
content_file_list_free_transient_data(p_content->content_list);
return ret;
}
}
else if (!special)
if (!special)
{
*error_enum = MSG_ERROR_LIBRETRO_CORE_REQUIRES_CONTENT;
return false;
}
return ret;
return true;
}
/******************************/