From 13a8f5b9774bd665716c4f359ca45d289f9cd8e3 Mon Sep 17 00:00:00 2001
From: mrengineer7777 <44048235+mrengineer7777@users.noreply.github.com>
Date: Fri, 7 Jan 2022 09:47:13 -0600
Subject: [PATCH] Fix I2C Slave Compile

I2C Slave currently doesn't compile for projects where Arduino is an IDF component.  This adds missing conditionals.
---
 cores/esp32/esp32-hal-i2c-slave.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/cores/esp32/esp32-hal-i2c-slave.c b/cores/esp32/esp32-hal-i2c-slave.c
index 49da0c82b0d..20686c96420 100644
--- a/cores/esp32/esp32-hal-i2c-slave.c
+++ b/cores/esp32/esp32-hal-i2c-slave.c
@@ -360,10 +360,12 @@ esp_err_t i2cSlaveDeinit(uint8_t num){
     }
 
     i2c_slave_struct_t * i2c = &_i2c_bus_array[num];
+#if !CONFIG_DISABLE_HAL_LOCKS
     if(!i2c->lock){
         log_e("Lock is not initialized! Did you call i2c_slave_init()?");
         return ESP_ERR_NO_MEM;
     }
+#endif
     I2C_SLAVE_MUTEX_LOCK();
     i2c_slave_free_resources(i2c);
     I2C_SLAVE_MUTEX_UNLOCK();
@@ -377,10 +379,12 @@ size_t i2cSlaveWrite(uint8_t num, const uint8_t *buf, uint32_t len, uint32_t tim
     }
     size_t to_queue = 0, to_fifo = 0;
     i2c_slave_struct_t * i2c = &_i2c_bus_array[num];
+#if !CONFIG_DISABLE_HAL_LOCKS
     if(!i2c->lock){
         log_e("Lock is not initialized! Did you call i2c_slave_init()?");
         return ESP_ERR_NO_MEM;
     }
+#endif
     if(!i2c->tx_queue){
         return 0;
     }