From f41acfa5bdd9968d14e46d929718d45c69b02951 Mon Sep 17 00:00:00 2001
From: Andrew Murray <radarhere@users.noreply.github.com>
Date: Mon, 29 Jun 2026 23:08:48 +1000
Subject: [PATCH] Return early when there is no fill region

---
 src/libImaging/Paste.c | 12 ++++++++++--
 1 file changed, 10 insertions(+), 2 deletions(-)

diff --git a/src/libImaging/Paste.c b/src/libImaging/Paste.c
index bf72d3a1cff..0396cf58095 100644
--- a/src/libImaging/Paste.c
+++ b/src/libImaging/Paste.c
@@ -620,13 +620,21 @@ ImagingFill2(
     /* Determine which region to fill */
     sx0 = sy0 = 0;
     if (dx0 < 0) {
-        xsize += dx0, sx0 = -dx0, dx0 = 0;
+        xsize += dx0;
+        if (xsize <= 0) {
+            return 0;
+        }
+        sx0 = -dx0, dx0 = 0;
     }
     if (dx0 + xsize > imOut->xsize) {
         xsize = imOut->xsize - dx0;
     }
     if (dy0 < 0) {
-        ysize += dy0, sy0 = -dy0, dy0 = 0;
+        ysize += dy0;
+        if (ysize <= 0) {
+            return 0;
+        }
+        sy0 = -dy0, dy0 = 0;
     }
     if (dy0 + ysize > imOut->ysize) {
         ysize = imOut->ysize - dy0;