notes-merge: drop dead zero-write code

We call write_in_full() with a size that we know is greater than zero. The return value can never be zero, then, since write_in_full() converts such a failed write() into ENOSPC and returns -1. We can just drop this branch of the error handling entirely. Suggested-by: Jonathan Nieder <jrnieder@gmail.com> Signed-off-by: Jeff King <peff@peff.net> Reviewed-by: Jonathan Nieder <jrnieder@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>

Jeff King committed Sep 25, 2017 at 16:27 UTC a1f3515da74504db0a046759d9ac1615a1d5f4b8
1 file changed -2
notes-merge.c
-2
@@ -308,8 +308,6 @@ static void write_buf_to_worktree(const struct object_id *obj,
308 if (errno == EPIPE)
309 break;
310 die_errno("notes-merge");
311 - } else if (!ret) {
312 - die("notes-merge: disk full?");
311 }
312 size -= ret;
313 buf += ret;