diff mbox series

cifs: fix buf in smb1 tree connect where we mount a share without suer security

Message ID 20220906054240.4148159-2-lsahlber@redhat.com
State New
Headers show
Series cifs: fix buf in smb1 tree connect where we mount a share without suer security | expand

Commit Message

Ronnie Sahlberg Sept. 6, 2022, 5:42 a.m. UTC 
Unconditionally alway set an empty password (length 1) for SMB1 Tree Connect password.

Signed-off-by: Ronnie Sahlberg <lsahlber@redhat.com>
---
 fs/cifs/connect.c | 11 +++++------
 1 file changed, 5 insertions(+), 6 deletions(-)
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Patch

diff --git a/fs/cifs/connect.c b/fs/cifs/connect.c
index 3da5da9f16b0..cab1be85dfa4 100644
--- a/fs/cifs/connect.c
+++ b/fs/cifs/connect.c
@@ -3926,12 +3926,11 @@  CIFSTCon(const unsigned int xid, struct cifs_ses *ses,
 	pSMB->AndXCommand = 0xFF;
 	pSMB->Flags = cpu_to_le16(TCON_EXTENDED_SECINFO);
 	bcc_ptr = &pSMB->Password[0];
-	if (tcon->pipe || (ses->server->sec_mode & SECMODE_USER)) {
-		pSMB->PasswordLength = cpu_to_le16(1);	/* minimum */
-		*bcc_ptr = 0; /* password is null byte */
-		bcc_ptr++;              /* skip password */
-		/* already aligned so no need to do it below */
-	}
+
+	pSMB->PasswordLength = cpu_to_le16(1);	/* minimum */
+	*bcc_ptr = 0; /* password is null byte */
+	bcc_ptr++;              /* skip password */
+	/* already aligned so no need to do it below */
 
 	if (ses->server->sign)
 		smb_buffer->Flags2 |= SMBFLG2_SECURITY_SIGNATURE;