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Check instance-index before accessing array 

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This commit is contained in:
Behdad Esfahbod 2017-09-13 02:26:25 -04:00
parent b6440cbd7f
commit 66f082451d
1 changed files with 5 additions and 2 deletions
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7
src/fcfreetype.c
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@ -1238,8 +1238,9 @@ FcFreeTypeQueryFace (const FT_Face face,
if (id >> 16)
{
if (!FT_Get_MM_Var (face, &master))
instance = &master->namedstyle[(id >> 16) - 1];
unsigned int instance_id = (id >> 16) - 1;
if (!FT_Get_MM_Var (face, &master) && instance_id < master->num_namedstyles)
instance = &master->namedstyle[instance_id];
if (instance)
{
@ -1266,6 +1267,8 @@ FcFreeTypeQueryFace (const FT_Face face,
}
}
}
else
goto bail1;
}
/*