[PATCH 6/7] cifs: fix a possible use of uninit variable in SMB2_sess_setup

[Namjae Jeon]

In case of error, goto ssetup_exit can be hit and we could end up using
uninitialized value of resp_buftype

Signed-off-by: Namjae Jeon <namjae.jeon-***@public.gmane.org>
Signed-off-by: Ashish Sangwan <a.sangwan-***@public.gmane.org>
---
fs/cifs/smb2pdu.c | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/fs/cifs/smb2pdu.c b/fs/cifs/smb2pdu.c
index a40f492..ab366e5 100644
--- a/fs/cifs/smb2pdu.c
+++ b/fs/cifs/smb2pdu.c
@@ -531,7 +531,7 @@ SMB2_sess_setup(const unsigned int xid, struct cifs_ses *ses,
struct smb2_sess_setup_rsp *rsp = NULL;
struct kvec iov[2];
int rc = 0;
- int resp_buftype;
+ int resp_buftype = CIFS_NO_BUFFER;
__le32 phase = NtLmNegotiate; /* NTLMSSP, if needed, is multistage */
struct TCP_Server_Info *server = ses->server;
u16 blob_length = 0;

[Steve French]

merged into cifs-2.6.git for-next

Post by Namjae Jeon
In case of error, goto ssetup_exit can be hit and we could end up using
uninitialized value of resp_buftype
---
fs/cifs/smb2pdu.c | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/fs/cifs/smb2pdu.c b/fs/cifs/smb2pdu.c
index a40f492..ab366e5 100644
--- a/fs/cifs/smb2pdu.c
+++ b/fs/cifs/smb2pdu.c
@@ -531,7 +531,7 @@ SMB2_sess_setup(const unsigned int xid, struct cifs_ses *ses,
struct smb2_sess_setup_rsp *rsp = NULL;
struct kvec iov[2];
int rc = 0;
- int resp_buftype;
+ int resp_buftype = CIFS_NO_BUFFER;
__le32 phase = NtLmNegotiate; /* NTLMSSP, if needed, is multistage */
struct TCP_Server_Info *server = ses->server;
u16 blob_length = 0;
--
1.7.7