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cheats: null checks on functions 

All other cheat functions guard against the case where a null handle is passed. Adding checks to these functions makes behavior consistent all across the 'board'.
This commit is contained in:
Lioncash 2015-04-03 13:53:20 -04:00
parent 606eaa59ae
commit 244bb26972
1 changed files with 9 additions and 0 deletions
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9
cheats.c
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@ -35,6 +35,9 @@ void cheat_manager_apply_cheats(cheat_manager_t *handle)
{ {
unsigned i, idx = 0; unsigned i, idx = 0;
if (!handle)
return;
pretro_cheat_reset(); pretro_cheat_reset();
for (i = 0; i < handle->size; i++) for (i = 0; i < handle->size; i++)
@ -185,6 +188,9 @@ bool cheat_manager_realloc(cheat_manager_t *handle, unsigned new_size)
{ {
unsigned i; unsigned i;
if (!handle)
return false;
if (!handle->cheats) if (!handle->cheats)
handle->cheats = (struct item_cheat*) handle->cheats = (struct item_cheat*)
calloc(new_size, sizeof(struct item_cheat)); calloc(new_size, sizeof(struct item_cheat));
@ -236,6 +242,9 @@ void cheat_manager_update(cheat_manager_t *handle, unsigned handle_idx)
{ {
char msg[256]; char msg[256];
if (!handle)
return;
snprintf(msg, sizeof(msg), "Cheat: #%u [%s]: %s", snprintf(msg, sizeof(msg), "Cheat: #%u [%s]: %s",
handle_idx, handle->cheats[handle_idx].state ? "ON" : "OFF", handle_idx, handle->cheats[handle_idx].state ? "ON" : "OFF",
(handle->cheats[handle_idx].desc) ? (handle->cheats[handle_idx].desc) ?