From 888e315553dafef858996fa937db51a932fe7e84 Mon Sep 17 00:00:00 2001
From: Maurice Makaay <account+github@makaay.nl>
Date: Wed, 22 Sep 2021 10:37:46 +0200
Subject: [PATCH] Fix OTA crash during reading of new bin file. (#2366)

Co-authored-by: Maurice Makaay <mmakaay1@xs4all.net>
---
 esphome/components/ota/ota_component.cpp | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/esphome/components/ota/ota_component.cpp b/esphome/components/ota/ota_component.cpp
index 5e07bb64e7..0c13efa135 100644
--- a/esphome/components/ota/ota_component.cpp
+++ b/esphome/components/ota/ota_component.cpp
@@ -388,8 +388,10 @@ void OTAComponent::handle_() {
     size_t requested = std::min(sizeof(buf), ota_size - total);
     ssize_t read = this->client_->read(buf, requested);
     if (read == -1) {
-      if (errno == EAGAIN || errno == EWOULDBLOCK)
+      if (errno == EAGAIN || errno == EWOULDBLOCK) {
+        delay(1);
         continue;
+      }
       ESP_LOGW(TAG, "Error receiving data for update, errno: %d", errno);
       goto error;
     }