From 2163e44df344b419ca56443d1f9e5fc1d028f7a7 Mon Sep 17 00:00:00 2001
From: Steve Evans <SteveCEvans@users.noreply.github.com>
Date: Tue, 14 Jan 2025 13:06:22 +0000
Subject: [PATCH] Don't waste time displaying an empty OSD string (#14152)

---
 src/main/drivers/display.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/src/main/drivers/display.c b/src/main/drivers/display.c
index d9b90bf387..fc2ce74709 100644
--- a/src/main/drivers/display.c
+++ b/src/main/drivers/display.c
@@ -93,6 +93,12 @@ int displayWrite(displayPort_t *instance, uint8_t x, uint8_t y, uint8_t attr, co
 {
     instance->posX = x + strlen(text);
     instance->posY = y;
+
+    if (strlen(text) == 0) {
+        // No point sending a message to do nothing
+        return 0;
+    }
+
     return instance->vTable->writeString(instance, x, y, attr, text);
 }