libimg: fix in check of very small files for TGA format
git-svn-id: svn://kolibrios.org@1426 a494cfbc-eb01-0410-851d-a64ba20cac60
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@ -34,10 +34,10 @@ proc img.is.tga _data, _length ;////////////////////////////////////////////////
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;;------------------------------------------------------------------------------------------------;;
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;< eax = false / true ;;
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;;================================================================================================;;
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push ebx
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cmp [_length], 18
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jbe .nope
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mov eax, [_data]
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push ebx
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mov ebx,[eax+1] ;bl=cmatype,bh=subtype
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cmp bl,1 ;cmatype is in [0..1]
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ja .nope
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