From bed762c2915e105fcd9245ab5141cb2c0b92e816 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jan=20Proch=C3=A1zka?=
 <90197375+P-R-O-C-H-Y@users.noreply.github.com>
Date: Thu, 9 Jan 2025 13:57:52 +0100
Subject: [PATCH 1/2] fix(i2s): Check if pin is used before clearing bus

---
 libraries/ESP_I2S/src/ESP_I2S.cpp | 12 +++++++++---
 1 file changed, 9 insertions(+), 3 deletions(-)

diff --git a/libraries/ESP_I2S/src/ESP_I2S.cpp b/libraries/ESP_I2S/src/ESP_I2S.cpp
index 0ac1e176dc8..77fa6177361 100644
--- a/libraries/ESP_I2S/src/ESP_I2S.cpp
+++ b/libraries/ESP_I2S/src/ESP_I2S.cpp
@@ -719,9 +719,15 @@ bool I2SClass::end() {
 #if SOC_I2S_SUPPORTS_TDM
     case I2S_MODE_TDM:
 #endif
-      perimanClearPinBus(_mclk);
-      perimanClearPinBus(_bclk);
-      perimanClearPinBus(_ws);
+      if(_mclk >= 0) {
+        perimanClearPinBus(_mclk);
+      }
+      if(_bclk >= 0) {
+        perimanClearPinBus(_bclk);
+      }
+      if(_ws >= 0) {
+        perimanClearPinBus(_ws);
+      }
       if (_dout >= 0) {
         perimanClearPinBus(_dout);
       }

From 7252e81dd8b6a3297c400ca949c386eab9c8b261 Mon Sep 17 00:00:00 2001
From: "pre-commit-ci-lite[bot]"
 <117423508+pre-commit-ci-lite[bot]@users.noreply.github.com>
Date: Fri, 10 Jan 2025 11:56:40 +0000
Subject: [PATCH 2/2] ci(pre-commit): Apply automatic fixes

---
 libraries/ESP_I2S/src/ESP_I2S.cpp | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/libraries/ESP_I2S/src/ESP_I2S.cpp b/libraries/ESP_I2S/src/ESP_I2S.cpp
index 77fa6177361..d0ceb0c4b4c 100644
--- a/libraries/ESP_I2S/src/ESP_I2S.cpp
+++ b/libraries/ESP_I2S/src/ESP_I2S.cpp
@@ -719,13 +719,13 @@ bool I2SClass::end() {
 #if SOC_I2S_SUPPORTS_TDM
     case I2S_MODE_TDM:
 #endif
-      if(_mclk >= 0) {
+      if (_mclk >= 0) {
         perimanClearPinBus(_mclk);
       }
-      if(_bclk >= 0) {
+      if (_bclk >= 0) {
         perimanClearPinBus(_bclk);
       }
-      if(_ws >= 0) {
+      if (_ws >= 0) {
         perimanClearPinBus(_ws);
       }
       if (_dout >= 0) {