From cf8a0803e335c9f8cf5f69c53837f4a7b0592ea2 Mon Sep 17 00:00:00 2001
From: Amit Shah <amit.shah@redhat.com>
Date: Thu, 2 Sep 2010 18:11:44 +0530
Subject: [PATCH] --- yaml --- r: 211646 b: refs/heads/master c:
 8529a504273d4efa6bb004dcd6ef28fe67b64ae9 h: refs/heads/master v: v3

---
 [refs]                              | 2 +-
 trunk/drivers/char/virtio_console.c | 4 ++++
 2 files changed, 5 insertions(+), 1 deletion(-)

diff --git a/[refs] b/[refs]
index 425508425070..4fc5fc4b0f98 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 3709ea7ae7d698b428576c2db0bbb6e08a18cf12
+refs/heads/master: 8529a504273d4efa6bb004dcd6ef28fe67b64ae9
diff --git a/trunk/drivers/char/virtio_console.c b/trunk/drivers/char/virtio_console.c
index 92f1f65d57a9..47b710ca4ab3 100644
--- a/trunk/drivers/char/virtio_console.c
+++ b/trunk/drivers/char/virtio_console.c
@@ -663,6 +663,10 @@ static unsigned int port_fops_poll(struct file *filp, poll_table *wait)
 	port = filp->private_data;
 	poll_wait(filp, &port->waitqueue, wait);
 
+	if (!port->guest_connected) {
+		/* Port got unplugged */
+		return POLLHUP;
+	}
 	ret = 0;
 	if (!will_read_block(port))
 		ret |= POLLIN | POLLRDNORM;