Vincent Povirk : windowscodecs: Check for NULL in IWICComponentInfo:: GetComponentType.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 2846921f91713728d5c4aa0e16427e71beccd763
URL:    http://source.winehq.org/git/wine.git/?a=commit;h=2846921f91713728d5c4aa0e16427e71beccd763

Author: Vincent Povirk <vincent at codeweavers.com>
Date:   Mon Apr 16 14:57:40 2012 -0500

windowscodecs: Check for NULL in IWICComponentInfo::GetComponentType.

---

 dlls/windowscodecs/info.c |    3 +++
 1 files changed, 3 insertions(+), 0 deletions(-)

diff --git a/dlls/windowscodecs/info.c b/dlls/windowscodecs/info.c
index 92d0542..ed575a8 100644
--- a/dlls/windowscodecs/info.c
+++ b/dlls/windowscodecs/info.c
@@ -161,6 +161,7 @@ static HRESULT WINAPI BitmapDecoderInfo_GetComponentType(IWICBitmapDecoderInfo *
     WICComponentType *pType)
 {
     TRACE("(%p,%p)\n", iface, pType);
+    if (!pType) return E_INVALIDARG;
     *pType = WICDecoder;
     return S_OK;
 }
@@ -610,6 +611,7 @@ static HRESULT WINAPI BitmapEncoderInfo_GetComponentType(IWICBitmapEncoderInfo *
     WICComponentType *pType)
 {
     TRACE("(%p,%p)\n", iface, pType);
+    if (!pType) return E_INVALIDARG;
     *pType = WICEncoder;
     return S_OK;
 }
@@ -884,6 +886,7 @@ static HRESULT WINAPI FormatConverterInfo_GetComponentType(IWICFormatConverterIn
     WICComponentType *pType)
 {
     TRACE("(%p,%p)\n", iface, pType);
+    if (!pType) return E_INVALIDARG;
     *pType = WICPixelFormatConverter;
     return S_OK;
 }