From c3964f68e251e3a80f952e2014b2b5dc738aff4c Mon Sep 17 00:00:00 2001
From: David Brazdil <dbrazdil@google.com>
Date: Mon, 24 Oct 2022 23:06:14 +0100
Subject: Fix return types of sendMessageOnSocket/receiveMessageFromSocket

recvmsg() and sendmsg() return ssize_t but the wrapper functions
returned int. Fix the return type.

Bug: 250685929
Test: atest rpcBinderTest
Change-Id: Ia3f7f58e286f24a8711aed97d9bc2b3cf6b78f0d
---
 libs/binder/OS.cpp | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

(limited to 'libs/binder/OS.cpp')

diff --git a/libs/binder/OS.cpp b/libs/binder/OS.cpp
index 77e401f83e..ce60e33ba7 100644
--- a/libs/binder/OS.cpp
+++ b/libs/binder/OS.cpp
@@ -67,7 +67,7 @@ std::unique_ptr<RpcTransportCtxFactory> makeDefaultRpcTransportCtxFactory() {
     return RpcTransportCtxFactoryRaw::make();
 }
 
-int sendMessageOnSocket(
+ssize_t sendMessageOnSocket(
         const RpcTransportFd& socket, iovec* iovs, int niovs,
         const std::vector<std::variant<base::unique_fd, base::borrowed_fd>>* ancillaryFds) {
     if (ancillaryFds != nullptr && !ancillaryFds->empty()) {
@@ -112,7 +112,7 @@ int sendMessageOnSocket(
     return TEMP_FAILURE_RETRY(sendmsg(socket.fd.get(), &msg, MSG_NOSIGNAL));
 }
 
-int receiveMessageFromSocket(
+ssize_t receiveMessageFromSocket(
         const RpcTransportFd& socket, iovec* iovs, int niovs,
         std::vector<std::variant<base::unique_fd, base::borrowed_fd>>* ancillaryFds) {
     if (ancillaryFds != nullptr) {
-- 
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