From 41da70278f684cf1a480e4d13181dd9ac37d85c8 Mon Sep 17 00:00:00 2001
From: "Morgan 'ARR\\!' Allen" <morganrallen@gmail.com>
Date: Wed, 22 Sep 2021 20:15:06 -0700
Subject: [PATCH] fixed typo precenting reads from read/write handler

---
 main/ble.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/main/ble.c b/main/ble.c
index da40861..eba7a83 100644
--- a/main/ble.c
+++ b/main/ble.c
@@ -225,7 +225,7 @@ static int barback_ble_char_access(uint16_t conn_handle, uint16_t attr_handle, s
     if(access->write != NULL)
       access->write(idx, value);
   } else if(ctxt->op == BLE_GATT_ACCESS_OP_READ_CHR) {
-    if(access->read != NULL) {
+    if(access->read == NULL) {
       ESP_LOGW(TAG, "Attempted read without defining access.read");
       return 1;
     }