Rollup merge of #99657 - Phosra:patch-1, r=Dylan-DPC

Docs - remove unnecessary `mut` that gives a warning Fixes #99654. A trivial linting fix for a Stdio example. `@rustbot` label +T-lib
rust-lang · Jul 24, 2022 · 51b3d51 · 51b3d51
2 parents 890cd7a + 4855392
commit 51b3d51
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/library/std/src/io/stdio.rs b/library/std/src/io/stdio.rs
@@ -220,7 +220,7 @@ fn handle_ebadf<T>(r: io::Result<T>, default: T) -> io::Result<T> {
 ///
 /// fn main() -> io::Result<()> {
 ///     let mut buffer = String::new();
-///     let mut stdin = io::stdin(); // We get `Stdin` here.
+///     let stdin = io::stdin(); // We get `Stdin` here.
 ///     stdin.read_line(&mut buffer)?;
 ///     Ok(())
 /// }