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[ps] Check for an empty font subset.

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Return early before trying to emit an empty subset into the document -
avoids a potential use of an uninitialised status variable.
This commit is contained in:
Chris Wilson 2008-10-21 10:42:41 +01:00
parent fd1f3c27e0
commit 29da47be60
1 changed files with 3 additions and 0 deletions
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3
src/cairo-ps-surface.c
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@ -480,6 +480,9 @@ _cairo_ps_surface_emit_type3_font_subset (cairo_ps_surface_t *surface,
cairo_surface_t *type3_surface;
double width;
if (font_subset->num_glyphs == 0)
return CAIRO_STATUS_SUCCESS;
#if DEBUG_PS
_cairo_output_stream_printf (surface->final_stream,
"%% _cairo_ps_surface_emit_type3_font_subset\n");