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ocfs2: replace simple_strtoull() with kstrtoull()

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simple_strtoull() is deprecated in some situation since it does not check
for the range overflow, use kstrtoull() instead.

Link: https://lkml.kernel.org/r/20210526092020.554341-3-chenhuang5@huawei.com
Signed-off-by: Chen Huang <chenhuang5@huawei.com>
Cc: Mark Fasheh <mark@fasheh.com>
Cc: Joel Becker <jlbec@evilplan.org>
Cc: Junxiao Bi <junxiao.bi@oracle.com>
Cc: Joseph Qi <jiangqi903@gmail.com>
Cc: Changwei Ge <gechangwei@live.cn>
Cc: Gang He <ghe@suse.com>
Cc: Jun Piao <piaojun@huawei.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Chen Huang 2021-06-28 19:34:11 -07:00 committed by Linus Torvalds
parent 01f0139913
commit f0f798db05
1 changed files with 3 additions and 2 deletions
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5
fs/ocfs2/cluster/heartbeat.c
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@ -1596,12 +1596,13 @@ static ssize_t o2hb_region_start_block_store(struct config_item *item,
struct o2hb_region *reg = to_o2hb_region(item);
unsigned long long tmp;
char *p = (char *)page;
ssize_t ret;
if (reg->hr_bdev)
return -EINVAL;
tmp = simple_strtoull(p, &p, 0);
if (!p || (*p && (*p != '\n')))
ret = kstrtoull(p, 0, &tmp);
if (ret)
return -EINVAL;
reg->hr_start_block = tmp;