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-rw-r--r--fs/dlm/lockspace.c21
1 files changed, 17 insertions, 4 deletions
diff --git a/fs/dlm/lockspace.c b/fs/dlm/lockspace.c
index 04d6398c1f1c..f3e72787e7f9 100644
--- a/fs/dlm/lockspace.c
+++ b/fs/dlm/lockspace.c
@@ -35,8 +35,11 @@ static struct task_struct * scand_task;
static ssize_t dlm_control_store(struct dlm_ls *ls, const char *buf, size_t len)
{
ssize_t ret = len;
- int n = simple_strtol(buf, NULL, 0);
+ int n;
+ int rc = kstrtoint(buf, 0, &n);
+ if (rc)
+ return rc;
ls = dlm_find_lockspace_local(ls->ls_local_handle);
if (!ls)
return -EINVAL;
@@ -57,7 +60,10 @@ static ssize_t dlm_control_store(struct dlm_ls *ls, const char *buf, size_t len)
static ssize_t dlm_event_store(struct dlm_ls *ls, const char *buf, size_t len)
{
- ls->ls_uevent_result = simple_strtol(buf, NULL, 0);
+ int rc = kstrtoint(buf, 0, &ls->ls_uevent_result);
+
+ if (rc)
+ return rc;
set_bit(LSFL_UEVENT_WAIT, &ls->ls_flags);
wake_up(&ls->ls_uevent_wait);
return len;
@@ -70,7 +76,10 @@ static ssize_t dlm_id_show(struct dlm_ls *ls, char *buf)
static ssize_t dlm_id_store(struct dlm_ls *ls, const char *buf, size_t len)
{
- ls->ls_global_id = simple_strtoul(buf, NULL, 0);
+ int rc = kstrtouint(buf, 0, &ls->ls_global_id);
+
+ if (rc)
+ return rc;
return len;
}
@@ -81,7 +90,11 @@ static ssize_t dlm_nodir_show(struct dlm_ls *ls, char *buf)
static ssize_t dlm_nodir_store(struct dlm_ls *ls, const char *buf, size_t len)
{
- int val = simple_strtoul(buf, NULL, 0);
+ int val;
+ int rc = kstrtoint(buf, 0, &val);
+
+ if (rc)
+ return rc;
if (val == 1)
set_bit(LSFL_NODIR, &ls->ls_flags);
return len;