From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:34670) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1fOIHt-0001ek-MP for qemu-devel@nongnu.org; Thu, 31 May 2018 03:46:22 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1fOIHs-0007mS-75 for qemu-devel@nongnu.org; Thu, 31 May 2018 03:46:21 -0400 Received: from mx3-rdu2.redhat.com ([66.187.233.73]:34478 helo=mx1.redhat.com) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1fOIHs-0007mJ-3g for qemu-devel@nongnu.org; Thu, 31 May 2018 03:46:20 -0400 Received: from smtp.corp.redhat.com (int-mx04.intmail.prod.int.rdu2.redhat.com [10.11.54.4]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id A81647DAC1 for ; Thu, 31 May 2018 07:46:19 +0000 (UTC) From: Sergio Lopez Date: Thu, 31 May 2018 09:46:00 +0200 Message-Id: <20180531074601.10647-3-slp@redhat.com> In-Reply-To: <20180531074601.10647-1-slp@redhat.com> References: <20180531074601.10647-1-slp@redhat.com> Subject: [Qemu-devel] [PATCH 2/3] chardev: On QIO_CHANNEL_ERR_BROKEN set errno to EPIPE List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: berrange@redhat.com, pbonzini@redhat.com, marcandre.lureau@redhat.com, mst@redhat.com Cc: qemu-devel@nongnu.org, Sergio Lopez This allows callers to identify this potentially unrecoverable error. --- chardev/char-io.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/chardev/char-io.c b/chardev/char-io.c index f810524..f934eb9 100644 --- a/chardev/char-io.c +++ b/chardev/char-io.c @@ -168,6 +168,9 @@ int io_channel_send_full(QIOChannel *ioc, errno = EAGAIN; return -1; + } else if (ret == QIO_CHANNEL_ERR_BROKEN) { + errno = EPIPE; + return -1; } else if (ret < 0) { errno = EINVAL; return -1; -- 1.8.3.1