From: Jeremy Kerr <jk@ozlabs.org>
Date: Sun, 4 Jan 2009 01:24:02 +0000 (+0900)
Subject: Report error is no message is read
X-Git-Tag: v1.0.0~937
X-Git-Url: http://git.ozlabs.org/?p=petitboot;a=commitdiff_plain;h=ab49f0673de484c75c4bf9b202d47f825785d951

Report error is no message is read

Allow the client to detect read() failures.

Signed-off-by: Jeremy Kerr <jk@ozlabs.org>
---

diff --git a/ui/common/discover-client.c b/ui/common/discover-client.c
index 1901f6c..bfd3acf 100644
--- a/ui/common/discover-client.c
+++ b/ui/common/discover-client.c
@@ -81,7 +81,7 @@ int discover_client_process(struct discover_client *client)
 	message = pb_protocol_read_message(client, client->fd);
 
 	if (!message)
-		return 0;
+		return -1;
 
 	switch (message->action) {
 	case PB_PROTOCOL_ACTION_ADD: