asgardius/android_kernel_motorola_sm6225
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SMB3: Warn user if trying to sign connection that authenticated as guest

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It can be confusing if user ends up authenticated as guest but they
requested signing (server will return error validating signed packets)
so add log message for this.

Signed-off-by: Steve French <smfrench@gmail.com>
Reviewed-by: Ronnie Sahlberg <lsahlber@redhat.com>
CC: Stable <stable@vger.kernel.org>
This commit is contained in:
Steve French 2017-09-19 18:40:03 -05:00
parent 590d08d3da
commit c721c38957
1 changed files with 2 additions and 0 deletions
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2
fs/cifs/smb2pdu.c
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@ -1176,6 +1176,8 @@ SMB2_sess_setup(const unsigned int xid, struct cifs_ses *ses,
while (sess_data->func)
sess_data->func(sess_data);
if ((ses->session_flags & SMB2_SESSION_FLAG_IS_GUEST) && (ses->sign))
cifs_dbg(VFS, "signing requested but authenticated as guest\n");
rc = sess_data->result;
out:
kfree(sess_data);