From 5ed0dcc00100c2f361e917760bd114a7af12394a Mon Sep 17 00:00:00 2001
From: Faidon Liambotis <paravoid@debian.org>
Date: Tue, 9 Jan 2024 12:52:51 +0200
Subject: [PATCH] rust: remove dependency on itertools

The only use for itertools is in parse_mount_options() where we take a
vector, convert it to iterator and then join it. Instead, we can join
the vector directly.

Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
---
 rust-src/Cargo.lock       | 10 ----------
 rust-src/Cargo.toml       |  1 -
 rust-src/src/cmd_mount.rs |  3 +--
 3 files changed, 1 insertion(+), 13 deletions(-)

diff --git a/rust-src/Cargo.lock b/rust-src/Cargo.lock
index a99cd474..091f7607 100644
--- a/rust-src/Cargo.lock
+++ b/rust-src/Cargo.lock
@@ -99,7 +99,6 @@ dependencies = [
  "errno 0.2.8",
  "gag",
  "getset",
- "itertools",
  "libc",
  "log",
  "parse-display",
@@ -407,15 +406,6 @@ dependencies = [
  "windows-sys",
 ]
 
-[[package]]
-name = "itertools"
-version = "0.9.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "284f18f85651fe11e8a991b2adb42cb078325c996ed026d994719efcfca1d54b"
-dependencies = [
- "either",
-]
-
 [[package]]
 name = "lazy_static"
 version = "1.4.0"
diff --git a/rust-src/Cargo.toml b/rust-src/Cargo.toml
index d1d42b35..84107d41 100644
--- a/rust-src/Cargo.toml
+++ b/rust-src/Cargo.toml
@@ -21,7 +21,6 @@ udev = "0.7.0"
 uuid = "1.2.2"
 gag = "1.0.0"
 getset = "0.1"
-itertools = "0.9"
 parse-display = "0.1"
 errno = "0.2"
 either = "1.5"
diff --git a/rust-src/src/cmd_mount.rs b/rust-src/src/cmd_mount.rs
index 3f8253f5..6db109c4 100644
--- a/rust-src/src/cmd_mount.rs
+++ b/rust-src/src/cmd_mount.rs
@@ -76,12 +76,11 @@ fn parse_mount_options(options: impl AsRef<str>) -> (Option<String>, libc::c_ulo
             }
         });
 
-    use itertools::Itertools;
     (
         if opts.len() == 0 {
             None
         } else {
-            Some(opts.iter().join(","))
+            Some(opts.join(","))
         },
         flags,
     )