From 9036c29c8a1122faac1ff145de79dd303d741044 Mon Sep 17 00:00:00 2001
From: Clyde Stubbs <2366188+clydebarrow@users.noreply.github.com>
Date: Sat, 4 Apr 2026 16:04:01 +1000
Subject: [PATCH] [online_image] Clear LVGL dsc when image size changes.
 (#15360)

---
 esphome/components/runtime_image/runtime_image.cpp | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/esphome/components/runtime_image/runtime_image.cpp b/esphome/components/runtime_image/runtime_image.cpp
index 5a4a2ea7d6..25cf7c8ab4 100644
--- a/esphome/components/runtime_image/runtime_image.cpp
+++ b/esphome/components/runtime_image/runtime_image.cpp
@@ -247,6 +247,9 @@ void RuntimeImage::release_buffer_() {
     this->height_ = 0;
     this->buffer_width_ = 0;
     this->buffer_height_ = 0;
+#ifdef USE_LVGL
+    memset(&this->dsc_, 0, sizeof(this->dsc_));
+#endif
   }
 }