---

yaml --- r: 197864 b: refs/heads/master c: 6dc69f9 h: refs/heads/master v: v3
git-mirror · May 19, 2010 · 2f2b4db · 2f2b4db
1 parent d25aef1
commit 2f2b4db
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Showing 2 changed files with 7 additions and 3 deletions.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: eaeff9608a8cf43a676b6f4b6235ea9d76192230
+refs/heads/master: 6dc69f970231387d8fe646a831920da26408b5f5
diff --git a/trunk/drivers/char/virtio_console.c b/trunk/drivers/char/virtio_console.c
@@ -653,7 +653,7 @@ static int put_chars(u32 vtermno, const char *buf, int count)
 
 	port = find_port_by_vtermno(vtermno);
 	if (!port)
-		return 0;
+		return -EPIPE;
 
 	return send_buf(port, (void *)buf, count);
 }
@@ -669,9 +669,13 @@ static int get_chars(u32 vtermno, char *buf, int count)
 {
 	struct port *port;
 
+	/* If we've not set up the port yet, we have no input to give. */
+	if (unlikely(early_put_chars))
+		return 0;
+
 	port = find_port_by_vtermno(vtermno);
 	if (!port)
-		return 0;
+		return -EPIPE;
 
 	/* If we don't have an input queue yet, we can't get input. */
 	BUG_ON(!port->in_vq);