CIFS: Respect create_options in smb2_open_file

and eliminated unused file_attribute parms of SMB2_open.

Signed-off-by: Pavel Shilovsky <pshilovsky@samba.org>
Signed-off-by: Steven French <steven@steven-GA-970A-DS3.(none)>

5 files changed, 25 insertions, 22 deletions

diff --git a/fs/cifs/smb2file.c b/fs/cifs/smb2file.c
index 5da1b55a2258..46a4299b7ae8 100644
--- a/fs/cifs/smb2file.c
+++ b/fs/cifs/smb2file.c
@@ -88,7 +88,7 @@ smb2_open_file(const unsigned int xid, struct cifs_tcon *tcon, const char *path,
 
         rc = SMB2_open(xid, tcon, smb2_path, &fid->persistent_fid,
                        &fid->volatile_fid, desired_access, disposition,
-                       0, 0, smb2_oplock, smb2_data);
+                       create_options, smb2_oplock, smb2_data);
         if (rc)
                 goto out;
 
diff --git a/fs/cifs/smb2inode.c b/fs/cifs/smb2inode.c
index fff6dfba6204..f50eefd9e005 100644
--- a/fs/cifs/smb2inode.c
+++ b/fs/cifs/smb2inode.c
@@ -41,8 +41,7 @@ static int
 smb2_open_op_close(const unsigned int xid, struct cifs_tcon *tcon,
                    struct cifs_sb_info *cifs_sb, const char *full_path,
                    __u32 desired_access, __u32 create_disposition,
-                   __u32 file_attributes, __u32 create_options,
-                   void *data, int command)
+                   __u32 create_options, void *data, int command)
 {
         int rc, tmprc = 0;
         u64 persistent_fid, volatile_fid;
@@ -54,8 +53,8 @@ smb2_open_op_close(const unsigned int xid, struct cifs_tcon *tcon,
                 return -ENOMEM;
 
         rc = SMB2_open(xid, tcon, utf16_path, &persistent_fid, &volatile_fid,
-                       desired_access, create_disposition, file_attributes,
-                       create_options, &oplock, NULL);
+                       desired_access, create_disposition, create_options,
+                       &oplock, NULL);
         if (rc) {
                 kfree(utf16_path);
                 return rc;
@@ -129,8 +128,8 @@ smb2_query_path_info(const unsigned int xid, struct cifs_tcon *tcon,
                 return -ENOMEM;
 
         rc = smb2_open_op_close(xid, tcon, cifs_sb, full_path,
-                                FILE_READ_ATTRIBUTES, FILE_OPEN, 0, 0,
-                                smb2_data, SMB2_OP_QUERY_INFO);
+                                FILE_READ_ATTRIBUTES, FILE_OPEN, 0, smb2_data,
+                                SMB2_OP_QUERY_INFO);
         if (rc)
                 goto out;
 
@@ -145,7 +144,7 @@ smb2_mkdir(const unsigned int xid, struct cifs_tcon *tcon, const char *name,
            struct cifs_sb_info *cifs_sb)
 {
         return smb2_open_op_close(xid, tcon, cifs_sb, name,
-                                  FILE_WRITE_ATTRIBUTES, FILE_CREATE, 0,
+                                  FILE_WRITE_ATTRIBUTES, FILE_CREATE,
                                   CREATE_NOT_FILE, NULL, SMB2_OP_MKDIR);
 }
 
@@ -164,7 +163,7 @@ smb2_mkdir_setinfo(struct inode *inode, const char *name,
         dosattrs = cifs_i->cifsAttrs | ATTR_READONLY;
         data.Attributes = cpu_to_le32(dosattrs);
         tmprc = smb2_open_op_close(xid, tcon, cifs_sb, name,
-                                   FILE_WRITE_ATTRIBUTES, FILE_CREATE, 0,
+                                   FILE_WRITE_ATTRIBUTES, FILE_CREATE,
                                    CREATE_NOT_FILE, &data, SMB2_OP_SET_INFO);
         if (tmprc == 0)
                 cifs_i->cifsAttrs = dosattrs;
@@ -175,7 +174,7 @@ smb2_rmdir(const unsigned int xid, struct cifs_tcon *tcon, const char *name,
            struct cifs_sb_info *cifs_sb)
 {
         return smb2_open_op_close(xid, tcon, cifs_sb, name, DELETE, FILE_OPEN,
-                                  0, CREATE_NOT_FILE | CREATE_DELETE_ON_CLOSE,
+                                  CREATE_NOT_FILE | CREATE_DELETE_ON_CLOSE,
                                   NULL, SMB2_OP_DELETE);
 }
 
@@ -184,7 +183,7 @@ smb2_unlink(const unsigned int xid, struct cifs_tcon *tcon, const char *name,
             struct cifs_sb_info *cifs_sb)
 {
         return smb2_open_op_close(xid, tcon, cifs_sb, name, DELETE, FILE_OPEN,
-                                  0, CREATE_DELETE_ON_CLOSE, NULL,
+                                  CREATE_DELETE_ON_CLOSE, NULL,
                                   SMB2_OP_DELETE);
 }
 
@@ -203,7 +202,7 @@ smb2_set_path_attr(const unsigned int xid, struct cifs_tcon *tcon,
         }
 
         rc = smb2_open_op_close(xid, tcon, cifs_sb, from_name, access,
-                                FILE_OPEN, 0, 0, smb2_to_name, command);
+                                FILE_OPEN, 0, smb2_to_name, command);
 smb2_rename_path:
         kfree(smb2_to_name);
         return rc;
@@ -234,7 +233,7 @@ smb2_set_path_size(const unsigned int xid, struct cifs_tcon *tcon,
 {
         __le64 eof = cpu_to_le64(size);
         return smb2_open_op_close(xid, tcon, cifs_sb, full_path,
-                                  FILE_WRITE_DATA, FILE_OPEN, 0, 0, &eof,
+                                  FILE_WRITE_DATA, FILE_OPEN, 0, &eof,
                                   SMB2_OP_SET_EOF);
 }
 
@@ -250,7 +249,7 @@ smb2_set_file_info(struct inode *inode, const char *full_path,
         if (IS_ERR(tlink))
                 return PTR_ERR(tlink);
         rc = smb2_open_op_close(xid, tlink_tcon(tlink), cifs_sb, full_path,
-                                FILE_WRITE_ATTRIBUTES, FILE_OPEN, 0, 0, buf,
+                                FILE_WRITE_ATTRIBUTES, FILE_OPEN, 0, buf,
                                 SMB2_OP_SET_INFO);
         cifs_put_tlink(tlink);
         return rc;
diff --git a/fs/cifs/smb2ops.c b/fs/cifs/smb2ops.c
index 6d15cab95b99..92bdc7ec5c99 100644
--- a/fs/cifs/smb2ops.c
+++ b/fs/cifs/smb2ops.c
@@ -222,7 +222,7 @@ smb2_is_path_accessible(const unsigned int xid, struct cifs_tcon *tcon,
                 return -ENOMEM;
 
         rc = SMB2_open(xid, tcon, utf16_path, &persistent_fid, &volatile_fid,
-                       FILE_READ_ATTRIBUTES, FILE_OPEN, 0, 0, &oplock, NULL);
+                       FILE_READ_ATTRIBUTES, FILE_OPEN, 0, &oplock, NULL);
         if (rc) {
                 kfree(utf16_path);
                 return rc;
@@ -450,7 +450,7 @@ smb2_query_dir_first(const unsigned int xid, struct cifs_tcon *tcon,
                 return -ENOMEM;
 
         rc = SMB2_open(xid, tcon, utf16_path, &persistent_fid, &volatile_fid,
-                       FILE_READ_ATTRIBUTES | FILE_READ_DATA, FILE_OPEN, 0, 0,
+                       FILE_READ_ATTRIBUTES | FILE_READ_DATA, FILE_OPEN, 0,
                        &oplock, NULL);
         kfree(utf16_path);
         if (rc) {
@@ -533,7 +533,7 @@ smb2_queryfs(const unsigned int xid, struct cifs_tcon *tcon,
         u8 oplock = SMB2_OPLOCK_LEVEL_NONE;
 
         rc = SMB2_open(xid, tcon, &srch_path, &persistent_fid, &volatile_fid,
-                       FILE_READ_ATTRIBUTES, FILE_OPEN, 0, 0, &oplock, NULL);
+                       FILE_READ_ATTRIBUTES, FILE_OPEN, 0, &oplock, NULL);
         if (rc)
                 return rc;
         buf->f_type = SMB2_MAGIC_NUMBER;
diff --git a/fs/cifs/smb2pdu.c b/fs/cifs/smb2pdu.c
index 19fafeb767fa..4c046a5b81af 100644
--- a/fs/cifs/smb2pdu.c
+++ b/fs/cifs/smb2pdu.c
@@ -881,8 +881,8 @@ parse_lease_state(struct smb2_create_rsp *rsp)
 int
 SMB2_open(const unsigned int xid, struct cifs_tcon *tcon, __le16 *path,
           u64 *persistent_fid, u64 *volatile_fid, __u32 desired_access,
-          __u32 create_disposition, __u32 file_attributes, __u32 create_options,
-          __u8 *oplock, struct smb2_file_all_info *buf)
+          __u32 create_disposition, __u32 create_options, __u8 *oplock,
+          struct smb2_file_all_info *buf)
 {
         struct smb2_create_req *req;
         struct smb2_create_rsp *rsp;
@@ -895,6 +895,7 @@ SMB2_open(const unsigned int xid, struct cifs_tcon *tcon, __le16 *path,
         int copy_size;
         int rc = 0;
         int num_iovecs = 2;
+        __u32 file_attributes = 0;
 
         cifs_dbg(FYI, "create/open\n");
 
@@ -907,13 +908,16 @@ SMB2_open(const unsigned int xid, struct cifs_tcon *tcon, __le16 *path,
         if (rc)
                 return rc;
 
+        if (create_options & CREATE_OPTION_READONLY)
+                file_attributes |= ATTR_READONLY;
+
         req->ImpersonationLevel = IL_IMPERSONATION;
         req->DesiredAccess = cpu_to_le32(desired_access);
         /* File attributes ignored on open (used in create though) */
         req->FileAttributes = cpu_to_le32(file_attributes);
         req->ShareAccess = FILE_SHARE_ALL_LE;
         req->CreateDisposition = cpu_to_le32(create_disposition);
-        req->CreateOptions = cpu_to_le32(create_options);
+        req->CreateOptions = cpu_to_le32(create_options & CREATE_OPTIONS_MASK);
         uni_path_len = (2 * UniStrnlen((wchar_t *)path, PATH_MAX)) + 2;
         req->NameOffset = cpu_to_le16(sizeof(struct smb2_create_req)
                         - 8 /* pad */ - 4 /* do not count rfc1001 len field */);
diff --git a/fs/cifs/smb2proto.h b/fs/cifs/smb2proto.h
index d4e1eb807457..d71a3e2a772d 100644
--- a/fs/cifs/smb2proto.h
+++ b/fs/cifs/smb2proto.h
@@ -109,8 +109,8 @@ extern int SMB2_tdis(const unsigned int xid, struct cifs_tcon *tcon);
 extern int SMB2_open(const unsigned int xid, struct cifs_tcon *tcon,
                      __le16 *path, u64 *persistent_fid, u64 *volatile_fid,
                      __u32 desired_access, __u32 create_disposition,
-                     __u32 file_attributes, __u32 create_options,
-                     __u8 *oplock, struct smb2_file_all_info *buf);
+                     __u32 create_options, __u8 *oplock,
+                     struct smb2_file_all_info *buf);
 extern int SMB2_ioctl(const unsigned int xid, struct cifs_tcon *tcon,
                      u64 persistent_fid, u64 volatile_fid, u32 opcode,
                      bool is_fsctl, char *in_data, u32 indatalen,