add ax88772_rst

hc

2024-05-10 9999e48639b3cecb08ffb37358bcba3b48161b29

 kernel/fs/jfs/ioctl.c
..
..
@@ -98,24 +98,16 @@
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 		/* Lock against other parallel changes of flags */
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 		inode_lock(inode);
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-		oldflags = jfs_inode->mode2;
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-
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-		/*
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-		 * The IMMUTABLE and APPEND_ONLY flags can only be changed by
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-		 * the relevant capability.
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-		 */
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-		if ((oldflags & JFS_IMMUTABLE_FL) ||
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-			((flags ^ oldflags) &
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-			(JFS_APPEND_FL | JFS_IMMUTABLE_FL))) {
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-			if (!capable(CAP_LINUX_IMMUTABLE)) {
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-				inode_unlock(inode);
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-				err = -EPERM;
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-				goto setflags_out;
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-			}
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+		oldflags = jfs_map_ext2(jfs_inode->mode2 & JFS_FL_USER_VISIBLE,
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+					0);
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+		err = vfs_ioc_setflags_prepare(inode, oldflags, flags);
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+		if (err) {
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+			inode_unlock(inode);
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+			goto setflags_out;
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 		}
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 		flags = flags & JFS_FL_USER_MODIFIABLE;
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-		flags |= oldflags & ~JFS_FL_USER_MODIFIABLE;
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+		flags |= jfs_inode->mode2 & ~JFS_FL_USER_MODIFIABLE;
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 		jfs_inode->mode2 = flags;
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 		jfs_set_inode_flags(inode);