change system file

hc

2024-10-09 244b2c5ca8b14627e4a17755e5922221e121c771

 u-boot/disk/part.c
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..
@@ -684,8 +684,9 @@
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 					disk_partition_t *info,
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 					bool strict)
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 {
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+	__maybe_unused char name_slot[32] = {0};
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 	struct part_driver *part_drv;
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-	char name_slot[32] = {0};
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+	const char *full_name = name;
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 	int none_slot_try = 1;
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 	int ret, i;
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..
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@@ -695,37 +696,35 @@
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 	if (strict) {
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 		none_slot_try = 0;
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-		strcpy(name_slot, name);
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 		goto lookup;
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 	}
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+	/* 1. Query partition with A/B slot suffix */
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 #if defined(CONFIG_ANDROID_AB) || defined(CONFIG_SPL_AB)
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-	char *name_suffix = (char *)name + strlen(name) - 2;
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+	char *slot = (char *)name + strlen(name) - 2;
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-	/* Fix can not find partition with suffix "_a" & "_b". If with them, clear */
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-	if (!memcmp(name_suffix, "_a", strlen("_a")) ||
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-	    !memcmp(name_suffix, "_b", strlen("_b")))
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-		memset(name_suffix, 0, 2);
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+	if (!strcmp(slot, "_a") || !strcmp(slot, "_b"))
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+		goto lookup;
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 #endif
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 #if defined(CONFIG_ANDROID_AB) && !defined(CONFIG_SPL_BUILD)
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-	/* 1. Query partition with A/B slot suffix */
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 	if (rk_avb_append_part_slot(name, name_slot))
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 		return -1;
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+	full_name = name_slot;
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 #elif defined(CONFIG_SPL_AB) && defined(CONFIG_SPL_BUILD)
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 	if (spl_ab_append_part_slot(dev_desc, name, name_slot))
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 		return -1;
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-#else
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-	strcpy(name_slot, name);
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+	full_name = name_slot;
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 #endif
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+
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 lookup:
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-	debug("## Query partition(%d): %s\n", none_slot_try, name_slot);
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+	debug("## Query partition(%d): %s\n", none_slot_try, full_name);
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 	for (i = 1; i < part_drv->max_entries; i++) {
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 		ret = part_drv->get_info(dev_desc, i, info);
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 		if (ret != 0) {
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 			/* no more entries in table */
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 			break;
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 		}
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-		if (strcmp(name_slot, (const char *)info->name) == 0) {
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+		if (strcmp(full_name, (const char *)info->name) == 0) {
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 			/* matched */
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 			return i;
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 		}
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@@ -734,7 +733,7 @@
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 	/* 2. Query partition without A/B slot suffix if above failed */
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 	if (none_slot_try) {
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 		none_slot_try = 0;
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-		strcpy(name_slot, name);
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+		full_name = name;
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 		goto lookup;
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 	}
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