From 43ffb64e19b334007ee61f73a6a178b3c86427fa Mon Sep 17 00:00:00 2001
From: Khyber Sen <kkysen@gmail.com>
Date: Sun, 23 Jul 2023 01:55:01 -0700
Subject: [PATCH] `fn padding`: Make `left` arg, `dst_tl` var non-`mut` as
 they're never mutated.

---
 src/looprestoration.rs | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/looprestoration.rs b/src/looprestoration.rs
index 9a2bbc736..e728b034a 100644
--- a/src/looprestoration.rs
+++ b/src/looprestoration.rs
@@ -156,7 +156,7 @@ pub(crate) unsafe fn padding<BD: BitDepth>(
     dst: &mut [BD::Pixel; 70 /*(64 + 3 + 3)*/ * REST_UNIT_STRIDE],
     p: *const BD::Pixel,
     stride: usize,
-    mut left: *const [BD::Pixel; 4],
+    left: *const [BD::Pixel; 4],
     lpf: *const BD::Pixel,
     unit_w: usize,
     stripe_h: usize,
@@ -196,7 +196,7 @@ pub(crate) unsafe fn padding<BD: BitDepth>(
         }
     }
 
-    let mut dst_tl = &mut dst_l[3 * REST_UNIT_STRIDE..];
+    let dst_tl = &mut dst_l[3 * REST_UNIT_STRIDE..];
     if have_bottom {
         // Copy next loop filtered rows
         let lpf = std::slice::from_raw_parts(lpf, 7 * stride + unit_w);