otter cli: sshkeys: Get line numbers right

Signed-off-by: Ian Jackson <ijackson@chiark.greenend.org.uk>

diff --git a/src/bin/otter.rs b/src/bin/otter.rs
index 85422e06cfc331a163f651c00611f9cadc66dff3..77277b6a6b664c2236f76ecebb5de1d1a0214474 100644 (file)
--- a/src/bin/otter.rs
+++ b/src/bin/otter.rs
@@ -2059,7 +2059,7 @@ mod set_ssh_keys {
     };
     let akf = BufReader::new(akf);
 
-    for (lno, l) in akf.lines().enumerate() {
+    for (l, lno) in akf.lines().zip(1..) {
       let l = l.context("read KEYS-FILE")?;
       let l = l.trim();
       if l.starts_with("#") || l == "" { continue }