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-rw-r--r--core/fpdfapi/fpdf_render/fpdf_render_pattern.cpp5
1 files changed, 4 insertions, 1 deletions
diff --git a/core/fpdfapi/fpdf_render/fpdf_render_pattern.cpp b/core/fpdfapi/fpdf_render/fpdf_render_pattern.cpp
index 48f9f5d98a..6ac380e43a 100644
--- a/core/fpdfapi/fpdf_render/fpdf_render_pattern.cpp
+++ b/core/fpdfapi/fpdf_render/fpdf_render_pattern.cpp
@@ -653,7 +653,10 @@ struct CPDF_PatchDrawer {
FX_BOOL bSmall = C1.Distance() < 2 && C2.Distance() < 2 &&
D1.Distance() < 2 && D2.Distance() < 2;
Coon_Color div_colors[4];
- int d_bottom, d_left, d_top, d_right;
+ int d_bottom = 0;
+ int d_left = 0;
+ int d_top = 0;
+ int d_right = 0;
div_colors[0].BiInterpol(patch_colors, left, bottom, x_scale, y_scale);
if (!bSmall) {
div_colors[1].BiInterpol(patch_colors, left, bottom + 1, x_scale,