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Don't allow unlocking someone else's mutex.

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Unknown W. Brackets committed 2012-11-21 00:28:29 -08:00
1 parent fa9b9840d0
commit 879efb25cc
1 file changed
+2 -2
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Core/HLE/sceKernelMutex.cpp
+2 -2
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@@ -435,7 +435,7 @@ void sceKernelUnlockMutex(SceUID id, int count)
error = SCE_KERNEL_ERROR_ILLEGAL_COUNT;
else if ((mutex->nm.attr & PSP_MUTEX_ATTR_ALLOW_RECURSIVE) == 0 && count > 1)
error = SCE_KERNEL_ERROR_ILLEGAL_COUNT;
else if (mutex->nm.lockLevel == 0)
else if (mutex->nm.lockLevel == 0 || mutex->nm.lockThread != __KernelGetCurThread())
error = PSP_MUTEX_ERROR_NOT_LOCKED;
else if (mutex->nm.lockLevel < count)
error = PSP_MUTEX_ERROR_UNLOCK_UNDERFLOW;
@@ -787,7 +787,7 @@ void sceKernelUnlockLwMutex(u32 workareaPtr, int count)
error = SCE_KERNEL_ERROR_ILLEGAL_COUNT;
else if ((workarea.attr & PSP_MUTEX_ATTR_ALLOW_RECURSIVE) == 0 && count > 1)
error = SCE_KERNEL_ERROR_ILLEGAL_COUNT;
else if (workarea.lockLevel == 0)
else if (workarea.lockLevel == 0 || workarea.lockThread != __KernelGetCurThread())
error = PSP_LWMUTEX_ERROR_NOT_LOCKED;
else if (workarea.lockLevel < count)
error = PSP_LWMUTEX_ERROR_UNLOCK_UNDERFLOW;