[S390] sparse: fix sparse static warnings
Make functions and data static to avoid sparse warnings.
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
diff --git a/drivers/s390/cio/qdio_thinint.c b/drivers/s390/cio/qdio_thinint.c
index 8c1f412..9d1e7ef 100644
--- a/drivers/s390/cio/qdio_thinint.c
+++ b/drivers/s390/cio/qdio_thinint.c
@@ -29,7 +29,7 @@
/* list of thin interrupt input queues */
static LIST_HEAD(tiq_list);
-DEFINE_MUTEX(tiq_list_lock);
+static DEFINE_MUTEX(tiq_list_lock);
/* adapter local summary indicator */
static u8 *tiqdio_alsi;