diff --git a/GPU/Directx9/helper/global.cpp b/GPU/Directx9/helper/global.cpp
index 47ed09701c..0a48fa6bda 100644
--- a/GPU/Directx9/helper/global.cpp
+++ b/GPU/Directx9/helper/global.cpp
@@ -74,8 +74,8 @@ LPDIRECT3DPIXELSHADER9       pFramebufferPixelShader = NULL;  // Pixel Shader
 bool CompilePixelShader(const char * code, LPDIRECT3DPIXELSHADER9 * pShader, LPD3DXCONSTANTTABLE * pShaderTable) {
 	LPD3DXCONSTANTTABLE shaderTable = *pShaderTable;
 
-	ID3DXBuffer* pShaderCode;
-	ID3DXBuffer* pErrorMsg;
+	ID3DXBuffer* pShaderCode = NULL;
+	ID3DXBuffer* pErrorMsg = NULL;
 
 	HRESULT hr = -1;
 
@@ -111,8 +111,8 @@ bool CompilePixelShader(const char * code, LPDIRECT3DPIXELSHADER9 * pShader, LPD
 bool CompileVertexShader(const char * code, LPDIRECT3DVERTEXSHADER9 * pShader, LPD3DXCONSTANTTABLE * pShaderTable) {
 	LPD3DXCONSTANTTABLE shaderTable = *pShaderTable;
 
-	ID3DXBuffer* pShaderCode;
-	ID3DXBuffer* pErrorMsg;
+	ID3DXBuffer* pShaderCode = NULL;
+	ID3DXBuffer* pErrorMsg = NULL;
 
 	HRESULT hr = -1;
 
@@ -146,8 +146,8 @@ bool CompileVertexShader(const char * code, LPDIRECT3DVERTEXSHADER9 * pShader, L
 }
 
 void CompileShaders() {
-	ID3DXBuffer* pShaderCode;
-	ID3DXBuffer* pErrorMsg;
+	ID3DXBuffer* pShaderCode = NULL;
+	ID3DXBuffer* pErrorMsg = NULL;
 	HRESULT hr = -1;
 
 #ifdef _XBOX
diff --git a/Windows/Debugger/CtrlDisAsmView.cpp b/Windows/Debugger/CtrlDisAsmView.cpp
index 36036360ba..5caa60abbf 100644
--- a/Windows/Debugger/CtrlDisAsmView.cpp
+++ b/Windows/Debugger/CtrlDisAsmView.cpp
@@ -1141,7 +1141,7 @@ void CtrlDisAsmView::search(bool continueSearch)
 			return;
 		}
 
-		for (int i = 0; i < searchQuery.size(); i++)
+		for (size_t i = 0; i < searchQuery.size(); i++)
 		{
 			searchQuery[i] = tolower(searchQuery[i]);
 		}