diff options
| -rw-r--r-- | drivers/staging/speakup/kobjects.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/drivers/staging/speakup/kobjects.c b/drivers/staging/speakup/kobjects.c index f31afa2cffb7..e2f597ee6261 100644 --- a/drivers/staging/speakup/kobjects.c +++ b/drivers/staging/speakup/kobjects.c @@ -616,7 +616,7 @@ ssize_t spk_var_store(struct kobject *kobj, struct kobj_attribute *attr, int len; char *cp; struct var_t *var_data; - int value; + long value; unsigned long flags; param = spk_var_header_by_name(attr->attr.name); @@ -638,8 +638,10 @@ ssize_t spk_var_store(struct kobject *kobj, struct kobj_attribute *attr, len = E_INC; else len = E_SET; - value = simple_strtol(cp, NULL, 10); - ret = spk_set_num_var(value, param, len); + if (kstrtol(cp, 10, &value) == 0) + ret = spk_set_num_var(value, param, len); + else + pr_warn("overflow or parsing error has occured"); if (ret == -ERANGE) { var_data = param->data; pr_warn("value for %s out of range, expect %d to %d\n", |