New helper - current_umask()

current->fs->umask is what most of fs_struct users are doing.
Put that into a helper function.

Signed-off-by: Al Viro <[e-mail]>

arch/powerpc/platforms/cell/spufs/inode.c

···
 	if (dentry->d_inode)
 		goto out_dput;
 
-	mode &= ~current->fs->umask;
+	mode &= ~current_umask();
 
 	if (flags & SPU_CREATE_GANG)
 		ret = spufs_create_gang(nd->path.dentry->d_inode,

fs/btrfs/acl.c

···
 		}
 
 		if (!acl)
-			inode->i_mode &= ~current->fs->umask;
+			inode->i_mode &= ~current_umask();
 	}
 
 	if (IS_POSIXACL(dir) && acl) {

fs/btrfs/ioctl.c

···
 		goto out_dput;
 
 	if (!IS_POSIXACL(parent->dentry->d_inode))
-		mode &= ~current->fs->umask;
+		mode &= ~current_umask();
 
 	error = mnt_want_write(parent->mnt);
 	if (error)

fs/cifs/dir.c

···
 		return -ENOMEM;
 	}
 
-	mode &= ~current->fs->umask;
+	mode &= ~current_umask();
 	if (oplockEnabled)
 		oplock = REQ_OPLOCK;
 
···
 		rc = -ENOMEM;
 	else if (pTcon->unix_ext) {
 		struct cifs_unix_set_info_args args = {
-			.mode	= mode & ~current->fs->umask,
+			.mode	= mode & ~current_umask(),
 			.ctime	= NO_CHANGE_64,
 			.atime	= NO_CHANGE_64,
 			.mtime	= NO_CHANGE_64,

fs/cifs/inode.c

···
 			goto mkdir_out;
 		}
 
-		mode &= ~current->fs->umask;
+		mode &= ~current_umask();
 		rc = CIFSPOSIXCreate(xid, pTcon, SMB_O_DIRECTORY | SMB_O_CREAT,
 				mode, NULL /* netfid */, pInfo, &oplock,
 				full_path, cifs_sb->local_nls,
···
 		if ((direntry->d_inode) && (direntry->d_inode->i_nlink < 2))
 				direntry->d_inode->i_nlink = 2;
 
-		mode &= ~current->fs->umask;
+		mode &= ~current_umask();
 		/* must turn on setgid bit if parent dir has it */
 		if (inode->i_mode & S_ISGID)
 			mode |= S_ISGID;

fs/ext2/acl.c

···
 				return PTR_ERR(acl);
 		}
 		if (!acl)
-			inode->i_mode &= ~current->fs->umask;
+			inode->i_mode &= ~current_umask();
 	}
 	if (test_opt(inode->i_sb, POSIX_ACL) && acl) {
                struct posix_acl *clone;

fs/ext3/acl.c

···
 				return PTR_ERR(acl);
 		}
 		if (!acl)
-			inode->i_mode &= ~current->fs->umask;
+			inode->i_mode &= ~current_umask();
 	}
 	if (test_opt(inode->i_sb, POSIX_ACL) && acl) {
 		struct posix_acl *clone;

fs/ext4/acl.c

···
 				return PTR_ERR(acl);
 		}
 		if (!acl)
-			inode->i_mode &= ~current->fs->umask;
+			inode->i_mode &= ~current_umask();
 	}
 	if (test_opt(inode->i_sb, POSIX_ACL) && acl) {
 		struct posix_acl *clone;

fs/fat/inode.c

···
 
 	opts->fs_uid = current_uid();
 	opts->fs_gid = current_gid();
-	opts->fs_fmask = opts->fs_dmask = current->fs->umask;
+	opts->fs_fmask = current_umask();
 	opts->allow_utime = -1;
 	opts->codepage = fat_default_codepage;
 	opts->iocharset = fat_default_iocharset;

fs/fs_struct.c

···
 }
 EXPORT_SYMBOL_GPL(unshare_fs_struct);
 
+int current_umask(void)
+{
+	return current->fs->umask;
+}
+EXPORT_SYMBOL(current_umask);
+
 /* to be mentioned only in INIT_TASK */
 struct fs_struct init_fs = {
 	.users		= 1,

fs/generic_acl.c

···
 	mode_t mode = inode->i_mode;
 	int error;
 
-	inode->i_mode = mode & ~current->fs->umask;
+	inode->i_mode = mode & ~current_umask();
 	if (!S_ISLNK(inode->i_mode))
 		acl = ops->getacl(dir, ACL_TYPE_DEFAULT);
 	if (acl) {

fs/gfs2/acl.c

···
 	if (error)
 		return error;
 	if (!acl) {
-		mode &= ~current->fs->umask;
+		mode &= ~current_umask();
 		if (mode != ip->i_inode.i_mode)
 			error = munge_mode(ip, mode);
 		return error;

fs/hfsplus/options.c

···
 
 	opts->creator = HFSPLUS_DEF_CR_TYPE;
 	opts->type = HFSPLUS_DEF_CR_TYPE;
-	opts->umask = current->fs->umask;
+	opts->umask = current_umask();
 	opts->uid = current_uid();
 	opts->gid = current_gid();
 	opts->part = -1;

fs/hpfs/super.c

···
 
 	uid = current_uid();
 	gid = current_gid();
-	umask = current->fs->umask;
+	umask = current_umask();
 	lowercase = 0;
 	conv = CONV_BINARY;
 	eas = 2;

fs/jffs2/acl.c

···
 		return PTR_ERR(acl);
 
 	if (!acl) {
-		*i_mode &= ~current->fs->umask;
+		*i_mode &= ~current_umask();
 	} else {
 		if (S_ISDIR(*i_mode))
 			jffs2_iset_acl(inode, &f->i_acl_default, acl);

fs/jfs/acl.c

···
 cleanup:
 		posix_acl_release(acl);
 	} else
-		inode->i_mode &= ~current->fs->umask;
+		inode->i_mode &= ~current_umask();
 
 	JFS_IP(inode)->mode2 = (JFS_IP(inode)->mode2 & 0xffff0000) |
 			       inode->i_mode;

fs/namei.c

···
 	struct dentry *dir = nd->path.dentry;
 
 	if (!IS_POSIXACL(dir->d_inode))
-		mode &= ~current->fs->umask;
+		mode &= ~current_umask();
 	error = security_path_mknod(&nd->path, path->dentry, mode, 0);
 	if (error)
 		goto out_unlock;
···
 		goto out_unlock;
 	}
 	if (!IS_POSIXACL(nd.path.dentry->d_inode))
-		mode &= ~current->fs->umask;
+		mode &= ~current_umask();
 	error = may_mknod(mode);
 	if (error)
 		goto out_dput;
···
 		goto out_unlock;
 
 	if (!IS_POSIXACL(nd.path.dentry->d_inode))
-		mode &= ~current->fs->umask;
+		mode &= ~current_umask();
 	error = mnt_want_write(nd.path.mnt);
 	if (error)
 		goto out_dput;

fs/nfs/nfs3proc.c

···
 		data->arg.create.verifier[1] = current->pid;
 	}
 
-	sattr->ia_mode &= ~current->fs->umask;
+	sattr->ia_mode &= ~current_umask();
 
 	for (;;) {
 		status = nfs3_do_create(dir, dentry, data);
···
 
 	dprintk("NFS call  mkdir %s\n", dentry->d_name.name);
 
-	sattr->ia_mode &= ~current->fs->umask;
+	sattr->ia_mode &= ~current_umask();
 
 	data = nfs3_alloc_createdata();
 	if (data == NULL)
···
 	dprintk("NFS call  mknod %s %u:%u\n", dentry->d_name.name,
 			MAJOR(rdev), MINOR(rdev));
 
-	sattr->ia_mode &= ~current->fs->umask;
+	sattr->ia_mode &= ~current_umask();
 
 	data = nfs3_alloc_createdata();
 	if (data == NULL)

fs/nfs/nfs4proc.c

···
 		attr.ia_mode = nd->intent.open.create_mode;
 		attr.ia_valid = ATTR_MODE;
 		if (!IS_POSIXACL(dir))
-			attr.ia_mode &= ~current->fs->umask;
+			attr.ia_mode &= ~current_umask();
 	} else {
 		attr.ia_valid = 0;
 		BUG_ON(nd->intent.open.flags & O_CREAT);

fs/ocfs2/acl.c

···
 				return PTR_ERR(acl);
 		}
 		if (!acl)
-			inode->i_mode &= ~current->fs->umask;
+			inode->i_mode &= ~current_umask();
 	}
 	if ((osb->s_mount_opt & OCFS2_MOUNT_POSIX_ACL) && acl) {
 		struct posix_acl *clone;

fs/omfs/inode.c

···
 
 	sbi->s_uid = current_uid();
 	sbi->s_gid = current_gid();
-	sbi->s_dmask = sbi->s_fmask = current->fs->umask;
+	sbi->s_dmask = sbi->s_fmask = current_umask();
 
 	if (!parse_options((char *) data, sbi))
 		goto end;

fs/reiserfs/xattr_acl.c

···
 	} else {
 	      apply_umask:
 		/* no ACL, apply umask */
-		inode->i_mode &= ~current->fs->umask;
+		inode->i_mode &= ~current_umask();
 	}
 
 	return err;

fs/xfs/linux-2.6/xfs_iops.c

···
 	xfs_dentry_to_name(&name, dentry);
 
 	if (IS_POSIXACL(dir) && !default_acl)
-		mode &= ~current->fs->umask;
+		mode &= ~current_umask();
 
 	switch (mode & S_IFMT) {
 	case S_IFCHR:
···
 	mode_t		mode;
 
 	mode = S_IFLNK |
-		(irix_symlink_mode ? 0777 & ~current->fs->umask : S_IRWXUGO);
+		(irix_symlink_mode ? 0777 & ~current_umask() : S_IRWXUGO);
 	xfs_dentry_to_name(&name, dentry);
 
 	error = xfs_symlink(XFS_I(dir), &name, symname, mode, &cip, NULL);

include/linux/fs.h

···
 
 extern int vfs_statfs(struct dentry *, struct kstatfs *);
 
+extern int current_umask(void);
+
 /* /sys/fs */
 extern struct kobject *fs_kobj;
 

ipc/mqueue.c

···
 		dentry->d_fsdata = attr;
 	}
 
-	mode &= ~current->fs->umask;
+	mode &= ~current_umask();
 	ret = mnt_want_write(mqueue_mnt);
 	if (ret)
 		goto out;

net/unix/af_unix.c

···
 		 * All right, let's create it.
 		 */
 		mode = S_IFSOCK |
-		       (SOCK_INODE(sock)->i_mode & ~current->fs->umask);
+		       (SOCK_INODE(sock)->i_mode & ~current_umask());
 		err = mnt_want_write(nd.path.mnt);
 		if (err)
 			goto out_mknod_dput;