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lakka: Guard against the possibility of realloc failing

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This commit is contained in:
Lioncash 2014-09-03 20:36:50 -04:00
parent 02a1d38912
commit 2c47dc171e
1 changed files with 17 additions and 1 deletions
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18
frontend/menu/disp/lakka.c
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@ -257,10 +257,26 @@ void add_tween(float duration, float target_value, float* subject,
easingFunc easing, tweenCallback callback) easingFunc easing, tweenCallback callback)
{ {
tween_t *tween; tween_t *tween;
tween_t *tweens_tmp;
numtweens++; numtweens++;
tweens = (tween_t*)realloc(tweens, numtweens * sizeof(tween_t)); tweens_tmp = (tween_t*)realloc(tweens, numtweens * sizeof(tween_t));
if (tweens_tmp != NULL)
{
tweens = tweens_tmp;
}
else // realloc failed
{
if (tweens != NULL)
{
free(tweens);
tweens = NULL;
}
return;
}
tween = (tween_t*)&tweens[numtweens-1]; tween = (tween_t*)&tweens[numtweens-1];
if (!tween) if (!tween)