From: Jeremy Allison <jra@samba.org>
Date: Wed, 18 Apr 2012 19:36:19 +0000 (-0700)
Subject: Ensure we have 12 bytes of data for a SMB_SET_CIFS_UNIX_INFO call. Add debug.
X-Git-Tag: samba-4.0.0alpha20~202
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=124be4cf8830c149076b7007b15f43f184a6e531;p=thirdparty%2Fsamba.git

Ensure we have 12 bytes of data for a SMB_SET_CIFS_UNIX_INFO call. Add debug.
---

diff --git a/source3/smbd/trans2.c b/source3/smbd/trans2.c
index dcf771a5b9e..63ee76bce9e 100644
--- a/source3/smbd/trans2.c
+++ b/source3/smbd/trans2.c
@@ -3648,13 +3648,16 @@ static void call_trans2setfsinfo(connection_struct *conn,
 	switch(info_level) {
 		case SMB_SET_CIFS_UNIX_INFO:
 			if (!lp_unix_extensions()) {
+				DEBUG(2,("call_trans2setfsinfo: "
+					"SMB_SET_CIFS_UNIX_INFO is invalid with "
+					"unix extensions off\n"));
 				reply_nterror(req,
 					      NT_STATUS_INVALID_LEVEL);
 				return;
 			}
 
 			/* There should be 12 bytes of capabilities set. */
-			if (total_data < 8) {
+			if (total_data < 12) {
 				reply_nterror(
 					req,
 					NT_STATUS_INVALID_PARAMETER);