modify sin led gpio

hc

2024-05-13 9d77db3c730780c8ef5ccd4b66403ff5675cfe4e

 kernel/fs/jfs/jfs_extent.c
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@@ -1,19 +1,6 @@
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+// SPDX-License-Identifier: GPL-2.0-or-later
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 /*
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  *   Copyright (C) International Business Machines Corp., 2000-2004
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- *
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- *   This program is free software;  you can redistribute it and/or modify
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- *   it under the terms of the GNU General Public License as published by
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- *   the Free Software Foundation; either version 2 of the License, or
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- *   (at your option) any later version.
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- *
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- *   This program is distributed in the hope that it will be useful,
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- *   but WITHOUT ANY WARRANTY;  without even the implied warranty of
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- *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See
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- *   the GNU General Public License for more details.
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- *
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- *   You should have received a copy of the GNU General Public License
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- *   along with this program;  if not, write to the Free Software
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- *   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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  */
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 #include <linux/fs.h>
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@@ -521,6 +508,11 @@
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 	 * blocks in the map. in that case, we'll start off with the
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 	 * maximum free.
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 	 */
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+
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+	/* give up if no space left */
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+	if (bmp->db_maxfreebud == -1)
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+		return -ENOSPC;
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+
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 	max = (s64) 1 << bmp->db_maxfreebud;
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 	if (*nblocks >= max && *nblocks > nbperpage)
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 		nb = nblks = (max > nbperpage) ? max : nbperpage;