From 526ed7afdcaa8e5654cbf629d8d94bb28d44fd1a Mon Sep 17 00:00:00 2001 From: Jeong YunWon Date: Fri, 11 Jun 2021 14:22:21 +0900 Subject: [PATCH] cksum: clean up returning Err --- src/uu/cksum/src/cksum.rs | 18 +++++++----------- 1 file changed, 7 insertions(+), 11 deletions(-) diff --git a/src/uu/cksum/src/cksum.rs b/src/uu/cksum/src/cksum.rs index 49c0536f5..6a812c186 100644 --- a/src/uu/cksum/src/cksum.rs +++ b/src/uu/cksum/src/cksum.rs @@ -160,18 +160,14 @@ fn cksum(fname: &str) -> io::Result<(u32, usize)> { let mut bytes = init_byte_array(); loop { - match rd.read(&mut bytes) { - Ok(num_bytes) => { - if num_bytes == 0 { - return Ok((crc_final(crc, size), size)); - } - for &b in bytes[..num_bytes].iter() { - crc = crc_update(crc, b); - } - size += num_bytes; - } - Err(err) => return Err(err), + let num_bytes = rd.read(&mut bytes)?; + if num_bytes == 0 { + return Ok((crc_final(crc, size), size)); } + for &b in bytes[..num_bytes].iter() { + crc = crc_update(crc, b); + } + size += num_bytes; } }