uio: Add module.h to implicit drivers/uio users

We are cleaning up the omnipresent module.h stuff, so people
who really use it need to call it out explicitly.

Signed-off-by: Paul Gortmaker <paul.gortmaker@windriver.com>
diff --git a/drivers/uio/uio_pdrv_genirq.c b/drivers/uio/uio_pdrv_genirq.c
index 0b2ed71..25de302 100644
--- a/drivers/uio/uio_pdrv_genirq.c
+++ b/drivers/uio/uio_pdrv_genirq.c
@@ -18,6 +18,7 @@
 #include <linux/uio_driver.h>
 #include <linux/spinlock.h>
 #include <linux/bitops.h>
+#include <linux/module.h>
 #include <linux/interrupt.h>
 #include <linux/stringify.h>
 #include <linux/pm_runtime.h>