diff options
| -rw-r--r-- | send-stream.c | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/send-stream.c b/send-stream.c index 31e9a7b5..376c8cc9 100644 --- a/send-stream.c +++ b/send-stream.c @@ -43,18 +43,20 @@ static int read_buf(struct btrfs_send_stream *sctx, char *buf, size_t len) size_t pos = 0; while (pos < len) { - ret = read(sctx->fd, buf + pos, len - pos); - if (ret < 0) { + ssize_t rbytes; + + rbytes = read(sctx->fd, buf + pos, len - pos); + if (rbytes < 0) { ret = -errno; error("read from stream failed: %s", strerror(-ret)); goto out; } - if (ret == 0) { + if (rbytes == 0) { ret = 1; goto out; } - pos += ret; + pos += rbytes; } ret = 0; |