When copying an event to userspace failed, the event queue
lock was never released. This fixes that.
Reported-by: Dan Carpenter <[email protected]>
Signed-off-by: Nick Crews <[email protected]>
---
drivers/platform/chrome/wilco_ec/event.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/platform/chrome/wilco_ec/event.c b/drivers/platform/chrome/wilco_ec/event.c
index 4d2776f77dbd..1eed55681598 100644
--- a/drivers/platform/chrome/wilco_ec/event.c
+++ b/drivers/platform/chrome/wilco_ec/event.c
@@ -342,7 +342,7 @@ static ssize_t event_read(struct file *filp, char __user *buf, size_t count,
struct ec_event_entry, list);
n_bytes_written = entry->size;
if (copy_to_user(buf, &entry->event, n_bytes_written))
- return -EFAULT;
+ n_bytes_written = -EFAULT;
list_del(&entry->list);
kfree(entry);
dev_data->num_events--;
--
2.20.1