From: Jeremy Allison <jra@samba.org>
Date: Fri, 16 Dec 2011 23:48:03 +0000 (-0800)
Subject: Ensure VALID_STAT before accessing fields.
X-Git-Url: http://git.samba.org/?p=mat%2Fsamba.git;a=commitdiff_plain;h=1dfa3ee986820154f0908093a0e82ee8e6d84414

Ensure VALID_STAT before accessing fields.
---

diff --git a/source3/smbd/open.c b/source3/smbd/open.c
index 86291ae714..19a13cde60 100644
--- a/source3/smbd/open.c
+++ b/source3/smbd/open.c
@@ -99,7 +99,9 @@ NTSTATUS smbd_check_access_rights(struct connection_struct *conn,
 		return NT_STATUS_OK;
 	}
 
-	if (access_mask == DELETE_ACCESS && S_ISLNK(smb_fname->st.st_ex_mode)) {
+	if (access_mask == DELETE_ACCESS &&
+			VALID_STAT(smb_fname->st) &&
+			S_ISLNK(smb_fname->st.st_ex_mode)) {
 		/* We can always delete a symlink. */
 		DEBUG(10,("smbd_check_access_rights: not checking ACL "
 			"on DELETE_ACCESS on symlink %s.\n",