From: Michael Brown <mcb30@ipxe.org>
Date: Wed, 23 Mar 2011 01:24:37 +0000 (+0000)
Subject: [settings] Reject attempts to change a network device's bus ID
X-Git-Tag: v1.20.1~2207
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=a04603a070cf8c7cf071cb439246747a33a73f8f;p=thirdparty%2Fipxe.git

[settings] Reject attempts to change a network device's bus ID

Signed-off-by: Michael Brown <mcb30@ipxe.org>
---

diff --git a/src/net/netdev_settings.c b/src/net/netdev_settings.c
index 2ff4ad3e3..220ffa9a8 100644
--- a/src/net/netdev_settings.c
+++ b/src/net/netdev_settings.c
@@ -81,6 +81,8 @@ static int netdev_store ( struct settings *settings, struct setting *setting,
 		memcpy ( netdev->ll_addr, data, len );
 		return 0;
 	}
+	if ( setting_cmp ( setting, &busid_setting ) == 0 )
+		return -ENOTSUP;
 
 	return generic_settings_store ( settings, setting, data, len );
 }