diff options
| author | Denys Vlasenko <vda.linux@googlemail.com> | 2011-11-03 10:19:53 +0100 |
|---|---|---|
| committer | Denys Vlasenko <vda.linux@googlemail.com> | 2011-11-03 10:19:53 +0100 |
| commit | f3efd3c2a08feaf6ed35fcadfa4cf131efe5e070 (patch) | |
| tree | c4a4ec4727e493ce4499e6f92062144dc92b8557 | |
| parent | f808e777db05bed7b3c0a4aa5f12121fb3d0ca5f (diff) | |
rx: code shrink
function old new delta
rx_main 961 947 -14
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
| -rw-r--r-- | miscutils/rx.c | 20 |
1 files changed, 7 insertions, 13 deletions
diff --git a/miscutils/rx.c b/miscutils/rx.c index 972f7ff37..c48a61fd0 100644 --- a/miscutils/rx.c +++ b/miscutils/rx.c @@ -108,12 +108,10 @@ static int receive(/*int read_fd, */int file_fd) } } /* Write previously received block */ - if (blockLength) { - errno = 0; - if (full_write(file_fd, blockBuf, blockLength) != blockLength) { - bb_perror_msg("can't write to file"); - goto fatal; - } + errno = 0; + if (full_write(file_fd, blockBuf, blockLength) != blockLength) { + bb_perror_msg(bb_msg_write_error); + goto fatal; } timeout = TIMEOUT; @@ -155,17 +153,13 @@ static int receive(/*int read_fd, */int file_fd) blockBuf[i] = cc; } + cksum_or_crc = read_byte(TIMEOUT); + if (cksum_or_crc < 0) + goto timeout; if (do_crc) { - cksum_or_crc = read_byte(TIMEOUT); - if (cksum_or_crc < 0) - goto timeout; cksum_or_crc = (cksum_or_crc << 8) | read_byte(TIMEOUT); if (cksum_or_crc < 0) goto timeout; - } else { - cksum_or_crc = read_byte(TIMEOUT); - if (cksum_or_crc < 0) - goto timeout; } if (blockNo == ((wantBlockNo - 1) & 0xff)) { |