From 4abc28f57013bd3a3d17c858fca660ca62daeb15 Mon Sep 17 00:00:00 2001 From: Brian Smith Date: Wed, 22 Apr 2026 10:51:13 -0700 Subject: [PATCH] `::read_buf`: Clarify local variable name. --- library/std/src/io/mod.rs | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-) diff --git a/library/std/src/io/mod.rs b/library/std/src/io/mod.rs index 1166ba8baf43..54b1742c6f25 100644 --- a/library/std/src/io/mod.rs +++ b/library/std/src/io/mod.rs @@ -3084,7 +3084,6 @@ fn read_buf(&mut self, mut buf: BorrowedCursor<'_>) -> Result<()> { // SAFETY: no uninit data is written to ibuf let ibuf = unsafe { &mut buf.as_mut()[..limit] }; - let mut sliced_buf: BorrowedBuf<'_> = ibuf.into(); if is_init { @@ -3096,14 +3095,14 @@ fn read_buf(&mut self, mut buf: BorrowedCursor<'_>) -> Result<()> { let mut cursor = sliced_buf.unfilled(); let result = self.inner.read_buf(cursor.reborrow()); - let should_init = cursor.is_init(); + let did_init_up_to_limit = sliced_buf.is_init(); let filled = sliced_buf.len(); // cursor / sliced_buf / ibuf must drop here // Avoid accidentally quadratic behaviour by initializing the whole // cursor if only part of it was initialized. - if should_init { + if did_init_up_to_limit { // SAFETY: no uninit data is written let uninit = unsafe { &mut buf.as_mut()[limit..] }; uninit.write_filled(0);