Dave Airlie 717c7492a0 exa: don't call composite routines with no buffer. ...

We can get a case with gnome-terminal + links, where we get two arrays
of glyphs all with 0 width and 0 heights in them. If this happens
we manage to get to this case without any buffer setup and segfault.

2008-10-07 02:38:44 +10:00

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