From bc0d673af06e52be16ef8b5fa6c1d15217f40013 Mon Sep 17 00:00:00 2001
From: Josh Holmer <jholmer.in@gmail.com>
Date: Mon, 15 Nov 2021 11:41:40 -0500
Subject: [PATCH] Fix a hard error in clippy

---
 src/deflate/deflater.rs | 12 +-----------
 1 file changed, 1 insertion(+), 11 deletions(-)

diff --git a/src/deflate/deflater.rs b/src/deflate/deflater.rs
index ce502cb1..45db30f5 100644
--- a/src/deflate/deflater.rs
+++ b/src/deflate/deflater.rs
@@ -5,17 +5,7 @@ use libdeflater::{CompressionError, CompressionLvl, Compressor};
 pub fn deflate(data: &[u8], max_size: &AtomicMin) -> PngResult<Vec<u8>> {
     let mut compressor = Compressor::new(CompressionLvl::best());
     let capacity = max_size.get().unwrap_or(data.len() / 2);
-    let mut dest = Vec::with_capacity(capacity);
-    unsafe {
-        // This is ok because the Vec contains Copy-able data (u8)
-        // and because libdeflater wrapper doesn't try to read
-        // the bytes from the target.
-        //
-        // That said, it should be able to accept MaybeUninit instead,
-        // so I raised an upstream issue that should make this safer:
-        // https://github.com/adamkewley/libdeflater/issues/1
-        dest.set_len(capacity);
-    }
+    let mut dest = vec![0; capacity];
     let len = compressor
         .zlib_compress(data, &mut dest)
         .map_err(|err| match err {