diff options
Diffstat (limited to 'cmds-send.c')
| -rw-r--r-- | cmds-send.c | 11 |
1 files changed, 6 insertions, 5 deletions
diff --git a/cmds-send.c b/cmds-send.c index 0608a106..bf1d9733 100644 --- a/cmds-send.c +++ b/cmds-send.c @@ -225,21 +225,22 @@ static void *dump_thread(void *arg_) int ret; struct btrfs_send *s = (struct btrfs_send*)arg_; char buf[SEND_BUFFER_SIZE]; - int readed; while (1) { - readed = read(s->send_fd, buf, sizeof(buf)); - if (readed < 0) { + ssize_t rbytes; + + rbytes = read(s->send_fd, buf, sizeof(buf)); + if (rbytes < 0) { ret = -errno; error("failed to read stream from kernel: %s\n", strerror(-ret)); goto out; } - if (!readed) { + if (!rbytes) { ret = 0; goto out; } - ret = write_buf(s->dump_fd, buf, readed); + ret = write_buf(s->dump_fd, buf, rbytes); if (ret < 0) goto out; } |