[PATCH 2/3] windowscodecs: Fix IWICBitmapDecoder::CopyPalette for a not initialized case in the GIF decoder.
Dmitry Timoshkov
dmitry at baikal.ru
Wed Apr 22 20:56:00 CDT 2020
Signed-off-by: Dmitry Timoshkov <dmitry at baikal.ru>
---
dlls/windowscodecs/gifformat.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/dlls/windowscodecs/gifformat.c b/dlls/windowscodecs/gifformat.c
index 9c212c8eb8..6f82d921ab 100644
--- a/dlls/windowscodecs/gifformat.c
+++ b/dlls/windowscodecs/gifformat.c
@@ -1187,6 +1187,9 @@ static HRESULT WINAPI GifDecoder_CopyPalette(IWICBitmapDecoder *iface, IWICPalet
TRACE("(%p,%p)\n", iface, palette);
+ if (!This->gif)
+ return WINCODEC_ERR_WRONGSTATE;
+
cm = This->gif->SColorMap;
if (cm)
{
--
2.26.2
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