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-rw-r--r--drivers/uio/uio.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/uio/uio.c b/drivers/uio/uio.c
index 8196581f54c2..bcc1fc027311 100644
--- a/drivers/uio/uio.c
+++ b/drivers/uio/uio.c
@@ -524,6 +524,7 @@ static ssize_t uio_read(struct file *filep, char __user *buf,
event_count = atomic_read(&idev->event);
if (event_count != listener->event_count) {
+ __set_current_state(TASK_RUNNING);
if (copy_to_user(buf, &event_count, count))
retval = -EFAULT;
else {