From 6c6b09f762eed19f3c7c036cdb6735b1d10f8276 Mon Sep 17 00:00:00 2001
From: Shish <shish@shishnet.org>
Date: Mon, 15 Jan 2024 12:18:28 +0000
Subject: [PATCH] [core] image->mime is not-nullable

---
 core/imageboard/image.php | 6 +-----
 1 file changed, 1 insertion(+), 5 deletions(-)

diff --git a/core/imageboard/image.php b/core/imageboard/image.php
index 2e9864fd..706e0e3a 100644
--- a/core/imageboard/image.php
+++ b/core/imageboard/image.php
@@ -433,11 +433,7 @@ class Image
         if ($this->mime === MimeType::WEBP && $this->lossless) {
             return MimeType::WEBP_LOSSLESS;
         }
-        $m = $this->mime;
-        if (is_null($m)) {
-            $m = MimeMap::get_for_extension($this->ext)[0];
-        }
-        return strtolower($m);
+        return strtolower($this->mime);
     }
 
     /**