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btrfs: replace simple_strtoull() with kstrtoull()

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use the newer and more pleasant kstrtoull() to replace simple_strtoull(),
because simple_strtoull() is marked for obsoletion.

Signed-off-by: Zhang Zhen <zhenzhang.zhang@huawei.com>
Signed-off-by: Chris Mason <clm@fb.com>
This commit is contained in:
ZhangZhen 2014-05-13 16:36:08 +08:00 committed by Chris Mason
parent 298658414a
commit 58dfae6365
1 changed files with 3 additions and 2 deletions
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5
fs/btrfs/ioctl.c
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@ -1503,11 +1503,12 @@ static noinline int btrfs_ioctl_resize(struct file *file,
sizestr = vol_args->name;
devstr = strchr(sizestr, ':');
if (devstr) {
char *end;
sizestr = devstr + 1;
*devstr = '\0';
devstr = vol_args->name;
devid = simple_strtoull(devstr, &end, 10);
ret = kstrtoull(devstr, 10, &devid);
if (ret)
goto out_free;
if (!devid) {
ret = -EINVAL;
goto out_free;