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platform/chrome: wilco_ec: Fix unreleased lock in event_read()
When copying an event to userspace failed, the event queue lock was never released. This fixes that. Reported-by: Dan Carpenter <dan.carpenter@oracle.com> Signed-off-by: Nick Crews <ncrews@chromium.org> Signed-off-by: Enric Balletbo i Serra <enric.balletbo@collabora.com>
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@ -342,7 +342,7 @@ static ssize_t event_read(struct file *filp, char __user *buf, size_t count,
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struct ec_event_entry, list);
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n_bytes_written = entry->size;
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if (copy_to_user(buf, &entry->event, n_bytes_written))
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return -EFAULT;
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n_bytes_written = -EFAULT;
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list_del(&entry->list);
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kfree(entry);
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dev_data->num_events--;
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