From 2383ca48ce2a136655fa0fbe182f712ee04c95b5 Mon Sep 17 00:00:00 2001
From: ivmarkov <ivan.markov@gmail.com>
Date: Fri, 23 Jun 2023 20:20:46 +0300
Subject: [PATCH] err is not used actually

---
 src/private/cstr.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/private/cstr.rs b/src/private/cstr.rs
index e7fafce6628..9df5b2c1494 100644
--- a/src/private/cstr.rs
+++ b/src/private/cstr.rs
@@ -68,7 +68,7 @@ impl Default for RawCstrs {
 }
 
 #[cfg(feature = "alloc")]
-pub fn nul_to_invalid_arg(err: alloc::ffi::NulError) -> esp_idf_sys::EspError {
+pub fn nul_to_invalid_arg(_err: alloc::ffi::NulError) -> esp_idf_sys::EspError {
     esp_idf_sys::EspError::from_non_zero(
         core::num::NonZeroI32::new(esp_idf_sys::ESP_ERR_INVALID_ARG).unwrap(),
     )