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Do not attempt to start rewind if state_size is 0.

This commit is contained in:
Themaister 2012-11-09 20:26:12 +01:00
parent 8ba727ab30
commit 9d2ca33b5b
1 changed files with 5 additions and 0 deletions
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5
retroarch.c
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@ -1408,6 +1408,11 @@ static void init_rewind(void)
return; return;
g_extern.state_size = pretro_serialize_size(); g_extern.state_size = pretro_serialize_size();
if (!g_extern.state_size)
{
RARCH_ERR("Implementation does not support save states. Cannot use rewind.\n");
return;
}
// Make sure we allocate at least 4-byte multiple. // Make sure we allocate at least 4-byte multiple.
size_t aligned_state_size = (g_extern.state_size + 3) & ~3; size_t aligned_state_size = (g_extern.state_size + 3) & ~3;