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path: root/drivers/macintosh/ams
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Diffstat (limited to 'drivers/macintosh/ams')
-rw-r--r--drivers/macintosh/ams/ams-input.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/macintosh/ams/ams-input.c b/drivers/macintosh/ams/ams-input.c
index b27e530a87a4..2edae7dfcab2 100644
--- a/drivers/macintosh/ams/ams-input.c
+++ b/drivers/macintosh/ams/ams-input.c
@@ -118,8 +118,12 @@ static ssize_t ams_input_store_joystick(struct device *dev,
{
unsigned long enable;
int error = 0;
+ int ret;
- if (strict_strtoul(buf, 0, &enable) || enable > 1)
+ ret = kstrtoul(buf, 0, &enable);
+ if (ret)
+ return ret;
+ if (enable > 1)
return -EINVAL;
mutex_lock(&ams_input_mutex);