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-rw-r--r--src/plugins/imageformats/gif/qgifhandler.cpp3
1 files changed, 2 insertions, 1 deletions
diff --git a/src/plugins/imageformats/gif/qgifhandler.cpp b/src/plugins/imageformats/gif/qgifhandler.cpp
index d45ebfb314..c0af900656 100644
--- a/src/plugins/imageformats/gif/qgifhandler.cpp
+++ b/src/plugins/imageformats/gif/qgifhandler.cpp
@@ -629,7 +629,8 @@ int QGIFFormat::decode(QImage *image, const uchar *buffer, int length,
count++;
if (count==hold[0]+1) {
disposePrevious(image);
- disposal=Disposal((hold[1]>>2)&0x7);
+ uint dBits = (hold[1] >> 2) & 0x7;
+ disposal = (dBits <= RestoreImage) ? Disposal(dBits) : NoDisposal;
//UNUSED: waitforuser=!!((hold[1]>>1)&0x1);
int delay=count>3 ? LM(hold[2], hold[3]) : 1;
// IE and mozilla use a minimum delay of 10. With the minimum delay of 10