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From: Steve French <smfrench-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
To: linux-cifs-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
Cc: Steve French <smfrench-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>,
	Dan Carpenter
	<dan.carpenter-QHcLZuEGTsvQT0dZR+AlfA@public.gmane.org>,
	Steve French
	<steve.french-7I+n7zu2hftEKMMhf/gKZA@public.gmane.org>
Subject: [PATCH] [SMB3] Missing null tcon check
Date: Mon, 28 Sep 2015 16:06:15 -0500	[thread overview]
Message-ID: <1443474375-6209-1-git-send-email-smfrench@gmail.com> (raw)

Pointed out by Dan Carpenter via smatch code analysis tool

CC: Dan Carpenter <dan.carpenter-QHcLZuEGTsvQT0dZR+AlfA@public.gmane.org>
Signed-off-by: Steve French <steve.french-7I+n7zu2hftEKMMhf/gKZA@public.gmane.org>
---
 fs/cifs/smb2pdu.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/fs/cifs/smb2pdu.c b/fs/cifs/smb2pdu.c
index ce83e2e..597a417 100644
--- a/fs/cifs/smb2pdu.c
+++ b/fs/cifs/smb2pdu.c
@@ -922,7 +922,7 @@ SMB2_tcon(const unsigned int xid, struct cifs_ses *ses, const char *tree,
 	if (tcon && tcon->bad_network_name)
 		return -ENOENT;
 
-	if ((tcon->seal) &&
+	if ((tcon && tcon->seal) &&
 	    ((ses->server->capabilities & SMB2_GLOBAL_CAP_ENCRYPTION) == 0)) {
 		cifs_dbg(VFS, "encryption requested but no server support");
 		return -EOPNOTSUPP;
-- 
1.9.1

                 reply	other threads:[~2015-09-28 21:06 UTC|newest]

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