windowscodecs: Add a NULL check to GetFrameCount of the TGA decoder.

2012-11-23 11:50:20 +08:00 · 2012-11-23 11:50:20 +08:00 · 03efd5c0f7
parent 92d445bcca
commit 03efd5c0f7
1 changed files with 2 additions and 0 deletions
--- a/dlls/windowscodecs/tgaformat.c
+++ b/dlls/windowscodecs/tgaformat.c
@ -405,6 +405,8 @@ static HRESULT WINAPI TgaDecoder_GetThumbnail(IWICBitmapDecoder *iface,
 static HRESULT WINAPI TgaDecoder_GetFrameCount(IWICBitmapDecoder *iface,
    UINT *pCount)
 {
+    if (!pCount) return E_INVALIDARG;
+
    *pCount = 1;
    return S_OK;
 }