Fix warnings in miniz_oxide_c_api

benches/bench.rs

@@ -224,10 +224,10 @@ mod miniz {
     use super::*;
     use libc::{c_int, c_void};
 
-    /// Functions from miniz
-    /// We add the link attribute to make sure
-    /// these are linked to the miniz ones rather than
-    /// picking up the rust versions (as they may be exported).
+    // Functions from miniz
+    // We add the link attribute to make sure
+    // these are linked to the miniz ones rather than
+    // picking up the rust versions (as they may be exported).
     #[link(name = "miniz", kind = "static")]
     extern "C" {
         fn tinfl_decompress_mem_to_heap(

src/tdef.rs

@@ -262,7 +262,7 @@ unmangle!(
     /// allocated by it.
     pub unsafe extern "C" fn tdefl_deallocate(c: *mut Compressor) {
         if !c.is_null() {
-            Box::from_raw(c);
+            drop(Box::from_raw(c));
         }
     }
 

src/tinfl.rs

@@ -222,7 +222,7 @@ unmangle!(
     /// allocated by it.
     pub unsafe extern "C" fn tinfl_decompressor_free(c: *mut tinfl_decompressor) {
         if !c.is_null() {
-            Box::from_raw(c);
+            drop(Box::from_raw(c));
         }
     }