diff options
| author | Jeff Layton <jlayton@redhat.com> | 2013-06-27 12:45:00 -0400 |
|---|---|---|
| committer | Steve French <smfrench@gmail.com> | 2013-06-27 23:42:18 -0500 |
| commit | 50285882fdd919e2b9617fc844b4816b7833f115 (patch) | |
| tree | dfe5f3d8ffd8ffd520f12234712ca3a07db69039 /fs | |
| parent | e65a5cb41718e0eb17a470bc3acf2c3b2f00f1d0 (diff) | |
| download | linux-50285882fdd919e2b9617fc844b4816b7833f115.tar.bz2 | |
cifs: fix SMB2 signing enablement in cifs_enable_signing
Commit 9ddec56131 (cifs: move handling of signed connections into
separate function) broke signing on SMB2/3 connections. While the code
to enable signing on the connections was very similar between the two,
the bits that get set in the sec_mode are different.
Declare a couple of new smb_version_values fields and set them
appropriately for SMB1 and SMB2/3. Then change cifs_enable_signing to
use those instead.
Reported-by: Shirish Pargaonkar <shirishpargaonkar@gmail.com>
Signed-off-by: Jeff Layton <jlayton@redhat.com>
Tested-by: Shirish Pargaonkar <shirishpargaonkar@gmail.com>
Signed-off-by: Steve French <smfrench@gmail.com>
Diffstat (limited to 'fs')
| -rw-r--r-- | fs/cifs/cifsglob.h | 2 | ||||
| -rw-r--r-- | fs/cifs/cifssmb.c | 4 | ||||
| -rw-r--r-- | fs/cifs/smb1ops.c | 2 | ||||
| -rw-r--r-- | fs/cifs/smb2ops.c | 8 |
4 files changed, 14 insertions, 2 deletions
diff --git a/fs/cifs/cifsglob.h b/fs/cifs/cifsglob.h index b0f077ebb590..e66b08882548 100644 --- a/fs/cifs/cifsglob.h +++ b/fs/cifs/cifsglob.h @@ -387,6 +387,8 @@ struct smb_version_values { unsigned int cap_nt_find; unsigned int cap_large_files; unsigned int oplock_read; + __u16 signing_enabled; + __u16 signing_required; }; #define HEADER_SIZE(server) (server->vals->header_size) diff --git a/fs/cifs/cifssmb.c b/fs/cifs/cifssmb.c index a35aad2060c5..bc7dfa857384 100644 --- a/fs/cifs/cifssmb.c +++ b/fs/cifs/cifssmb.c @@ -407,8 +407,8 @@ decode_ext_sec_blob(struct cifs_ses *ses, NEGOTIATE_RSP *pSMBr) int cifs_enable_signing(struct TCP_Server_Info *server, bool mnt_sign_required) { - bool srv_sign_required = server->sec_mode & SECMODE_SIGN_REQUIRED; - bool srv_sign_enabled = server->sec_mode & SECMODE_SIGN_ENABLED; + bool srv_sign_required = server->sec_mode & server->vals->signing_required; + bool srv_sign_enabled = server->sec_mode & server->vals->signing_enabled; bool mnt_sign_enabled = global_secflags & CIFSSEC_MAY_SIGN; /* diff --git a/fs/cifs/smb1ops.c b/fs/cifs/smb1ops.c index b28aabd33edd..e813f04511d8 100644 --- a/fs/cifs/smb1ops.c +++ b/fs/cifs/smb1ops.c @@ -957,4 +957,6 @@ struct smb_version_values smb1_values = { .cap_nt_find = CAP_NT_SMBS | CAP_NT_FIND, .cap_large_files = CAP_LARGE_FILES, .oplock_read = OPLOCK_READ, + .signing_enabled = SECMODE_SIGN_ENABLED, + .signing_required = SECMODE_SIGN_REQUIRED, }; diff --git a/fs/cifs/smb2ops.c b/fs/cifs/smb2ops.c index 48fe7c4dab7e..6d15cab95b99 100644 --- a/fs/cifs/smb2ops.c +++ b/fs/cifs/smb2ops.c @@ -729,6 +729,8 @@ struct smb_version_values smb20_values = { .cap_nt_find = SMB2_NT_FIND, .cap_large_files = SMB2_LARGE_FILES, .oplock_read = SMB2_OPLOCK_LEVEL_II, + .signing_enabled = SMB2_NEGOTIATE_SIGNING_ENABLED | SMB2_NEGOTIATE_SIGNING_REQUIRED, + .signing_required = SMB2_NEGOTIATE_SIGNING_REQUIRED, }; struct smb_version_values smb21_values = { @@ -747,6 +749,8 @@ struct smb_version_values smb21_values = { .cap_nt_find = SMB2_NT_FIND, .cap_large_files = SMB2_LARGE_FILES, .oplock_read = SMB2_OPLOCK_LEVEL_II, + .signing_enabled = SMB2_NEGOTIATE_SIGNING_ENABLED | SMB2_NEGOTIATE_SIGNING_REQUIRED, + .signing_required = SMB2_NEGOTIATE_SIGNING_REQUIRED, }; struct smb_version_values smb30_values = { @@ -765,6 +769,8 @@ struct smb_version_values smb30_values = { .cap_nt_find = SMB2_NT_FIND, .cap_large_files = SMB2_LARGE_FILES, .oplock_read = SMB2_OPLOCK_LEVEL_II, + .signing_enabled = SMB2_NEGOTIATE_SIGNING_ENABLED | SMB2_NEGOTIATE_SIGNING_REQUIRED, + .signing_required = SMB2_NEGOTIATE_SIGNING_REQUIRED, }; struct smb_version_values smb302_values = { @@ -783,4 +789,6 @@ struct smb_version_values smb302_values = { .cap_nt_find = SMB2_NT_FIND, .cap_large_files = SMB2_LARGE_FILES, .oplock_read = SMB2_OPLOCK_LEVEL_II, + .signing_enabled = SMB2_NEGOTIATE_SIGNING_ENABLED | SMB2_NEGOTIATE_SIGNING_REQUIRED, + .signing_required = SMB2_NEGOTIATE_SIGNING_REQUIRED, }; |