From 94eddcf3cea0776e8dcf0a3feca64c31edecb691 Mon Sep 17 00:00:00 2001
From: sadiqsada <sadiqsada@google.com>
Date: Tue, 7 Nov 2023 16:02:41 -0800
Subject: [PATCH] Handle IPTV tuning read error

bytes_read will be -1 if recv_from() fails to capture data from
the udp socket.

Bug: 288170590
Test: atest VtsHalTvTunerTargetTest
Change-Id: I7f3c4789d2631c5add8dff778e2155b7e95a3ffc
---
 tv/tuner/aidl/default/Frontend.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tv/tuner/aidl/default/Frontend.cpp b/tv/tuner/aidl/default/Frontend.cpp
index 6bdbac55ff..4238e82bbc 100644
--- a/tv/tuner/aidl/default/Frontend.cpp
+++ b/tv/tuner/aidl/default/Frontend.cpp
@@ -215,7 +215,7 @@ Frontend::~Frontend() {
 
 void Frontend::readTuneByte(dtv_streamer* streamer, void* buf, size_t buf_size, int timeout_ms) {
     ssize_t bytes_read = mIptvPluginInterface->read_stream(streamer, buf, buf_size, timeout_ms);
-    if (bytes_read == 0) {
+    if (bytes_read <= 0) {
         ALOGI("[   ERROR   ] Tune byte couldn't be read.");
         return;
     }