refactor/polish ~ fix cargo clippy complaints (redundant return variable)

src/od/od.rs

@@ -493,6 +493,5 @@ fn open_input_peek_reader<'a>(
 
     let mf = MultifileReader::new(inputs);
     let pr = PartialReader::new(mf, skip_bytes, read_bytes);
-    let input = PeekReader::new(pr);
+    PeekReader::new(pr)
-    input
 }

src/printf/tokenize/num_format/formatters/base_conv/mod.rs

@@ -86,8 +86,7 @@ pub fn arrnum_int_div_step<'a>(
                 Vec::new()
             } else {
                 let remainder_as_arrnum = unsigned_to_arrnum(bufferval);
-                let remainder_as_base_arrnum = base_conv_vec(&remainder_as_arrnum, 10, radix_in);
+                base_conv_vec(&remainder_as_arrnum, 10, radix_in)
-                remainder_as_base_arrnum
             };
             rem_out.position += 1 + (traversed - rem_out.replace.len());
             break;

src/printf/tokenize/num_format/formatters/intf.rs

@@ -216,13 +216,12 @@ impl Formatter for Intf {
             if convert_hints.check_past_max || decr_from_max || radix_mismatch {
                 // radix of in and out is the same.
                 let segment = String::from(&str_in[begin..end]);
-                let m = Intf::conv_from_segment(
+                Intf::conv_from_segment(
                     &segment,
                     inprefix.radix_in.clone(),
                     *field.field_char,
                     inprefix.sign,
-                );
+                )
-                m
             } else {
                 // otherwise just do a straight string copy.
                 let mut fmt_prim: FormatPrimitive = Default::default();