diff options
| -rw-r--r-- | drivers/sh/intc/userimask.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/sh/intc/userimask.c b/drivers/sh/intc/userimask.c index abe9091827cd..a363f77881d1 100644 --- a/drivers/sh/intc/userimask.c +++ b/drivers/sh/intc/userimask.c @@ -32,8 +32,11 @@ store_intc_userimask(struct device *dev, const char *buf, size_t count) { unsigned long level; + int ret; - level = simple_strtoul(buf, NULL, 10); + ret = kstrtoul(buf, 10, &level); + if (ret != 0) + return ret; /* * Minimal acceptable IRQ levels are in the 2 - 16 range, but |