diff options
| -rw-r--r-- | fs/cifs/cifsacl.c | 78 |
1 files changed, 41 insertions, 37 deletions
diff --git a/fs/cifs/cifsacl.c b/fs/cifs/cifsacl.c index 7f8e6c46d11..1403b5d86a7 100644 --- a/fs/cifs/cifsacl.c +++ b/fs/cifs/cifsacl.c @@ -612,57 +612,61 @@ static struct cifs_ntsd *get_cifs_acl(struct cifs_sb_info *cifs_sb, return pntsd; } -/* Set an ACL on the server */ -static int set_cifs_acl(struct cifs_ntsd *pnntsd, __u32 acllen, - struct inode *inode, const char *path) +static int set_cifs_acl_by_fid(struct cifs_sb_info *cifs_sb, __u16 fid, + struct cifs_ntsd *pnntsd, u32 acllen) { - struct cifsFileInfo *open_file; - bool unlock_file = false; - int xid; - int rc = -EIO; - __u16 fid; - struct super_block *sb; - struct cifs_sb_info *cifs_sb; + int xid, rc; - cFYI(DBG2, ("set ACL for %s from mode 0x%x", path, inode->i_mode)); + xid = GetXid(); + rc = CIFSSMBSetCIFSACL(xid, cifs_sb->tcon, fid, pnntsd, acllen); + FreeXid(xid); - if (!inode) - return rc; + cFYI(DBG2, ("SetCIFSACL rc = %d", rc)); + return rc; +} - sb = inode->i_sb; - if (sb == NULL) - return rc; +static int set_cifs_acl_by_path(struct cifs_sb_info *cifs_sb, const char *path, + struct cifs_ntsd *pnntsd, u32 acllen) +{ + int oplock = 0; + int xid, rc; + __u16 fid; - cifs_sb = CIFS_SB(sb); xid = GetXid(); - open_file = find_readable_file(CIFS_I(inode)); - if (open_file) { - unlock_file = true; - fid = open_file->netfid; - } else { - int oplock = 0; - /* open file */ - rc = CIFSSMBOpen(xid, cifs_sb->tcon, path, FILE_OPEN, - WRITE_DAC, 0, &fid, &oplock, NULL, - cifs_sb->local_nls, cifs_sb->mnt_cifs_flags & - CIFS_MOUNT_MAP_SPECIAL_CHR); - if (rc != 0) { - cERROR(1, ("Unable to open file to set ACL")); - FreeXid(xid); - return rc; - } + rc = CIFSSMBOpen(xid, cifs_sb->tcon, path, FILE_OPEN, WRITE_DAC, 0, + &fid, &oplock, NULL, cifs_sb->local_nls, + cifs_sb->mnt_cifs_flags & CIFS_MOUNT_MAP_SPECIAL_CHR); + if (rc) { + cERROR(1, ("Unable to open file to set ACL")); + goto out; } rc = CIFSSMBSetCIFSACL(xid, cifs_sb->tcon, fid, pnntsd, acllen); cFYI(DBG2, ("SetCIFSACL rc = %d", rc)); - if (unlock_file) - atomic_dec(&open_file->wrtPending); - else - CIFSSMBClose(xid, cifs_sb->tcon, fid); + CIFSSMBClose(xid, cifs_sb->tcon, fid); + out: FreeXid(xid); + return rc; +} +/* Set an ACL on the server */ +static int set_cifs_acl(struct cifs_ntsd *pnntsd, __u32 acllen, + struct inode *inode, const char *path) +{ + struct cifs_sb_info *cifs_sb = CIFS_SB(inode->i_sb); + struct cifsFileInfo *open_file; + int rc; + + cFYI(DBG2, ("set ACL for %s from mode 0x%x", path, inode->i_mode)); + + open_file = find_readable_file(CIFS_I(inode)); + if (!open_file) + return set_cifs_acl_by_path(cifs_sb, path, pnntsd, acllen); + + rc = set_cifs_acl_by_fid(cifs_sb, open_file->netfid, pnntsd, acllen); + atomic_dec(&open_file->wrtPending); return rc; } |