From fcb64f8cb962a39e76a620f5ba7f2dad0c359ca4 Mon Sep 17 00:00:00 2001
From: Marc Schoolderman <marc@tweedegolf.com>
Date: Tue, 7 Jan 2025 13:34:41 +0100
Subject: [PATCH] rename 'i'

---
 src/pam/rpassword.rs | 24 ++++++++++++------------
 1 file changed, 12 insertions(+), 12 deletions(-)

diff --git a/src/pam/rpassword.rs b/src/pam/rpassword.rs
index a1ac67ad2..3b97006c9 100644
--- a/src/pam/rpassword.rs
+++ b/src/pam/rpassword.rs
@@ -116,43 +116,43 @@ fn read_unbuffered_with_feedback(
     hide_input: &HiddenInput,
 ) -> io::Result<PamBuffer> {
     let mut password = PamBuffer::default();
-    let mut i = 0;
+    let mut pw_len = 0;
 
     // invariant: the amount of nonzero-bytes in the buffer correspond
-    // with the amount of asterisks on the terminal (both tracked in `i`)
+    // with the amount of asterisks on the terminal (both tracked in `pw_len`)
     for read_byte in source.bytes() {
         let read_byte = read_byte?;
 
         if read_byte == b'\n' || read_byte == b'\r' {
-            erase_feedback(sink, i);
+            erase_feedback(sink, pw_len);
             let _ = sink.write(b"\n");
             break;
         }
 
         if read_byte == hide_input.term_orig.c_cc[VEOF] {
-            erase_feedback(sink, i);
+            erase_feedback(sink, pw_len);
             password.fill(0);
             break;
         }
 
         if read_byte == hide_input.term_orig.c_cc[VERASE] {
-            if i > 0 {
+            if pw_len > 0 {
                 erase_feedback(sink, 1);
-                password[i - 1] = 0;
-                i -= 1;
+                password[pw_len - 1] = 0;
+                pw_len -= 1;
             }
         } else if read_byte == hide_input.term_orig.c_cc[VKILL] {
-            erase_feedback(sink, i);
+            erase_feedback(sink, pw_len);
             password.fill(0);
-            i = 0;
+            pw_len = 0;
         } else {
             #[allow(clippy::collapsible_else_if)]
-            if let Some(dest) = password.get_mut(i) {
+            if let Some(dest) = password.get_mut(pw_len) {
                 *dest = read_byte;
-                i += 1;
+                pw_len += 1;
                 let _ = sink.write(b"*");
             } else {
-                erase_feedback(sink, i);
+                erase_feedback(sink, pw_len);
 
                 return Err(Error::new(
                     ErrorKind::OutOfMemory,