diff options
Diffstat (limited to 'fs/cifs/smb1ops.c')
| -rw-r--r-- | fs/cifs/smb1ops.c | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/fs/cifs/smb1ops.c b/fs/cifs/smb1ops.c index 96eb06ff9dd1..43f3881ad3b8 100644 --- a/fs/cifs/smb1ops.c +++ b/fs/cifs/smb1ops.c @@ -417,6 +417,30 @@ cifs_qfs_tcon(const unsigned int xid, struct cifs_tcon *tcon) CIFSSMBQFSAttributeInfo(xid, tcon); } +static int +cifs_is_path_accessible(const unsigned int xid, struct cifs_tcon *tcon, + struct cifs_sb_info *cifs_sb, const char *full_path) +{ + int rc; + FILE_ALL_INFO *file_info; + + file_info = kmalloc(sizeof(FILE_ALL_INFO), GFP_KERNEL); + if (file_info == NULL) + return -ENOMEM; + + rc = CIFSSMBQPathInfo(xid, tcon, full_path, file_info, + 0 /* not legacy */, cifs_sb->local_nls, + cifs_sb->mnt_cifs_flags & + CIFS_MOUNT_MAP_SPECIAL_CHR); + + if (rc == -EOPNOTSUPP || rc == -EINVAL) + rc = SMBQueryInformation(xid, tcon, full_path, file_info, + cifs_sb->local_nls, cifs_sb->mnt_cifs_flags & + CIFS_MOUNT_MAP_SPECIAL_CHR); + kfree(file_info); + return rc; +} + struct smb_version_operations smb1_operations = { .send_cancel = send_nt_cancel, .compare_fids = cifs_compare_fids, @@ -443,6 +467,7 @@ struct smb_version_operations smb1_operations = { .tree_disconnect = CIFSSMBTDis, .get_dfs_refer = CIFSGetDFSRefer, .qfs_tcon = cifs_qfs_tcon, + .is_path_accessible = cifs_is_path_accessible, }; struct smb_version_values smb1_values = { |