Most accept/accept4 calls in system/core don't actually want the remote address.

So don't write the extra code for it or waste the kernel's time
copying it around.

Change-Id: I93de64064c2d4fe58ba5b5322cfa69bf31a76dad
diff --git a/libsysutils/src/SocketListener.cpp b/libsysutils/src/SocketListener.cpp
index 4d602a6..608abae 100644
--- a/libsysutils/src/SocketListener.cpp
+++ b/libsysutils/src/SocketListener.cpp
@@ -199,16 +199,7 @@
             continue;
         }
         if (mListen && FD_ISSET(mSock, &read_fds)) {
-            sockaddr_storage ss;
-            sockaddr* addrp = reinterpret_cast<sockaddr*>(&ss);
-            socklen_t alen;
-            int c;
-
-            do {
-                alen = sizeof(ss);
-                c = accept4(mSock, addrp, &alen, SOCK_CLOEXEC);
-                SLOGV("%s got %d from accept", mSocketName, c);
-            } while (c < 0 && errno == EINTR);
+            int c = TEMP_FAILURE_RETRY(accept4(mSock, nullptr, nullptr, SOCK_CLOEXEC));
             if (c < 0) {
                 SLOGE("accept failed (%s)", strerror(errno));
                 sleep(1);