modify sin led gpio

hc

2024-05-13 9d77db3c730780c8ef5ccd4b66403ff5675cfe4e

 kernel/fs/jfs/jfs_imap.c
..
..
@@ -195,6 +195,7 @@
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 	 * free in-memory control structure
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 	 */
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 	kfree(imap);
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+	JFS_IP(ipimap)->i_imap = NULL;
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 	return (0);
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 }