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-rw-r--r--base/gxdevndi.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/base/gxdevndi.c b/base/gxdevndi.c
index 1b9bd1d7c..224d88fb9 100644
--- a/base/gxdevndi.c
+++ b/base/gxdevndi.c
@@ -144,7 +144,8 @@ gx_render_device_DeviceN(frac * pcolor,
_color_set_c(pdevc, i, int_color[i], l_color[i]);
gx_complete_halftone(pdevc, num_colors, pdht);
- color_set_phase_mod(pdevc, ht_phase->x, ht_phase->y,
+ if (pdht)
+ color_set_phase_mod(pdevc, ht_phase->x, ht_phase->y,
pdht->lcm_width, pdht->lcm_height);
/* Determine if we are using only one component */