diff --git a/source/blender/editors/animation/keyframes_draw.cc b/source/blender/editors/animation/keyframes_draw.cc
index 3f64c1eebe8..abe4592a72f 100644
--- a/source/blender/editors/animation/keyframes_draw.cc
+++ b/source/blender/editors/animation/keyframes_draw.cc
@@ -306,7 +306,7 @@ static void draw_keylist_block_interpolation_line(const DrawKeylistUIData *ctx,
   box.ymax = ypos + ctx->ipo_size;
 
   /* Color for interpolation lines based on their type */
-  const float *color;
+  const float *color = nullptr;
 
   constexpr short IPO_FLAGS = ACTKEYBLOCK_FLAG_IPO_OTHER | ACTKEYBLOCK_FLAG_IPO_LINEAR |
                               ACTKEYBLOCK_FLAG_IPO_CONSTANT;
@@ -314,16 +314,18 @@ static void draw_keylist_block_interpolation_line(const DrawKeylistUIData *ctx,
     /* This is a summary line that combines multiple interpolation modes. */
     color = ctx->ipo_color_mix;
   }
+  else if (ab->block.flag & ACTKEYBLOCK_FLAG_IPO_OTHER) {
+    color = ctx->ipo_color_other;
+  }
+  else if (ab->block.flag & ACTKEYBLOCK_FLAG_IPO_LINEAR) {
+    color = ctx->ipo_color_linear;
+  }
+  else if (ab->block.flag & ACTKEYBLOCK_FLAG_IPO_CONSTANT) {
+    color = ctx->ipo_color_constant;
+  }
   else {
-    if (ab->block.flag & ACTKEYBLOCK_FLAG_IPO_OTHER) {
-      color = ctx->ipo_color_other;
-    }
-    else if (ab->block.flag & ACTKEYBLOCK_FLAG_IPO_LINEAR) {
-      color = ctx->ipo_color_linear;
-    }
-    else if (ab->block.flag & ACTKEYBLOCK_FLAG_IPO_CONSTANT) {
-      color = ctx->ipo_color_constant;
-    }
+    /* No line to draw. */
+    return;
   }
 
   UI_draw_roundbox_4fv(&box, true, 3.0f, color);