disable FB

hc

2024-01-04 1543e317f1da31b75942316931e8f491a8920811

 kernel/drivers/mtd/ubi/fastmap-wl.c
..
..
@@ -146,13 +146,15 @@
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 	if (ubi->fm_anchor) {
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 		wl_tree_add(ubi->fm_anchor, &ubi->free);
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 		ubi->free_count++;
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+		ubi->fm_anchor = NULL;
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 	}
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-	/*
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-	 * All available PEBs are in ubi->free, now is the time to get
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-	 * the best anchor PEBs.
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-	 */
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-	ubi->fm_anchor = ubi_wl_get_fm_peb(ubi, 1);
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+	if (!ubi->fm_disabled)
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+		/*
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+		 * All available PEBs are in ubi->free, now is the time to get
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+		 * the best anchor PEBs.
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+		 */
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+		ubi->fm_anchor = ubi_wl_get_fm_peb(ubi, 1);
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 	for (;;) {
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 		enough = 0;