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Merge pull request #3917 from cgohlke/patch-2

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Fix potential null pointer is passed into memcpy
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Hugo 2019-06-26 12:09:22 +03:00 committed by GitHub
commit f2d0106a9b
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src/libImaging/TiffDecode.c
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@ -194,6 +194,9 @@ int ReadTile(TIFF* tiff, UINT32 col, UINT32 row, UINT32* buffer) {
}
swap_line = (UINT32*)malloc(swap_line_size);
if (swap_line == NULL) {
return -1;
}
/*
* For some reason the TIFFReadRGBATile() function chooses the
* lower left corner as the origin. Vertically mirror scanlines.