From 3e34cf7bffb87f3a96a87a4d1e0a76df7322b3c1 Mon Sep 17 00:00:00 2001
From: Piotr Wilczek
Date: Sun, 27 Jan 2013 22:59:25 +0000
Subject: [PATCH] gpt: fix partion size limit
Currently, in gpt command, partion size is converted from string
to unsigned long type using 'ustrtol' function. That type limits
the partition size to 4GB.
This patch changes the conversion function to 'ustrtoll' to return
unsigned long long type.
Signed-off-by: Piotr Wilczek
Signed-off-by: Kyungmin Park
---
common/cmd_gpt.c | 10 ++++++----
1 file changed, 6 insertions(+), 4 deletions(-)
diff --git a/common/cmd_gpt.c b/common/cmd_gpt.c
index da7705da69..efd7934bd7 100644
--- a/common/cmd_gpt.c
+++ b/common/cmd_gpt.c
@@ -27,6 +27,7 @@
#include
#include
#include
+#include
#ifndef CONFIG_PARTITION_UUIDS
#error CONFIG_PARTITION_UUIDS must be enabled for CONFIG_CMD_GPT to be enabled
@@ -131,6 +132,7 @@ static int set_gpt_info(block_dev_desc_t *dev_desc,
int p_count;
disk_partition_t *parts;
int errno = 0;
+ uint64_t size_ll, start_ll;
debug("%s: MMC lba num: 0x%x %d\n", __func__,
(unsigned int)dev_desc->lba, (unsigned int)dev_desc->lba);
@@ -217,8 +219,8 @@ static int set_gpt_info(block_dev_desc_t *dev_desc,
}
if (extract_env(val, &p))
p = val;
- parts[i].size = ustrtoul(p, &p, 0);
- parts[i].size /= dev_desc->blksz;
+ size_ll = ustrtoull(p, &p, 0);
+ parts[i].size = lldiv(size_ll, dev_desc->blksz);
free(val);
/* start address */
@@ -226,8 +228,8 @@ static int set_gpt_info(block_dev_desc_t *dev_desc,
if (val) { /* start address is optional */
if (extract_env(val, &p))
p = val;
- parts[i].start = ustrtoul(p, &p, 0);
- parts[i].start /= dev_desc->blksz;
+ start_ll = ustrtoull(p, &p, 0);
+ parts[i].start = lldiv(start_ll, dev_desc->blksz);
free(val);
}
}
--
2.25.1