btrfs-progs: send: cleanup, rename some variables in dump_thread

Signed-off-by: David Sterba <dsterba@suse.com>

diff --git a/cmds-send.c b/cmds-send.c
index 5fe8789..0c33298 100644 (file)
--- a/cmds-send.c
+++ b/cmds-send.c
@@ -222,16 +222,16 @@ out:
        return ret;
 }
 
-static void *dump_thread(void *arg_)
+static void *dump_thread(void *arg)
 {
        int ret;
-       struct btrfs_send *s = (struct btrfs_send*)arg_;
+       struct btrfs_send *sctx = (struct btrfs_send*)arg;
        char buf[SEND_BUFFER_SIZE];
 
        while (1) {
                ssize_t rbytes;
 
-               rbytes = read(s->send_fd, buf, sizeof(buf));
+               rbytes = read(sctx->send_fd, buf, sizeof(buf));
                if (rbytes < 0) {
                        ret = -errno;
                        error("failed to read stream from kernel: %s\n",
@@ -242,15 +242,14 @@ static void *dump_thread(void *arg_)
                        ret = 0;
                        goto out;
                }
-               ret = write_buf(s->dump_fd, buf, rbytes);
+               ret = write_buf(sctx->dump_fd, buf, rbytes);
                if (ret < 0)
                        goto out;
        }
 
 out:
-       if (ret < 0) {
+       if (ret < 0)
                exit(-ret);
-       }
 
        return ERR_PTR(ret);
 }