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task overlay: Fix memory leak caused by overlay being loaded multiple times

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This commit is contained in:
Sebastien Ronsse 2016-05-26 16:13:31 +10:00
parent 7d12408f24
commit 5366e88d1b
1 changed files with 25 additions and 1 deletions
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26
tasks/task_overlay.c
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@ -677,16 +677,40 @@ static void rarch_task_overlay_handler(retro_task_t *task)
}
}
static bool rarch_task_overlay_finder(retro_task_t *task, void *user_data)
{
overlay_loader_t *loader = NULL;
if (!task || (task->handler != rarch_task_overlay_handler))
return false;
if (!user_data)
return false;
loader = (overlay_loader_t*)task->state;
if (!loader)
return false;
return string_is_equal(loader->overlay_path, (const char*)user_data);
}
static bool rarch_task_push_overlay_load(const char *overlay_path,
retro_task_callback_t cb, void *user_data)
{
retro_task_t *t = NULL;
config_file_t *conf = NULL;
overlay_loader_t *loader = (overlay_loader_t*)calloc(1, sizeof(*loader));
task_finder_data_t find_data;
if (!loader)
goto error;
/* Prevent overlay from being loaded if it already is being loaded */
find_data.func = rarch_task_overlay_finder;
find_data.userdata = (void*)overlay_path;
if (task_queue_ctl(TASK_QUEUE_CTL_FIND, &find_data))
goto error;
conf = config_file_new(overlay_path);
if (!conf)