s390/vfio: use fallthrough;

Convert the various uses of fallthrough comments to fallthrough;

Done via script
Link: https://lore.kernel.org/lkml/b56602fcf79f849e733e7b521bb0e17895d390fa.1582230379.git.joe.com/
Signed-off-by: Joe Perches <joe@perches.com>
Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Vasily Gorbik <gor@linux.ibm.com>

diff --git a/drivers/s390/crypto/vfio_ap_ops.c b/drivers/s390/crypto/vfio_ap_ops.c
index 5c0f53c..e0bde85 100644 (file)
--- a/drivers/s390/crypto/vfio_ap_ops.c
+++ b/drivers/s390/crypto/vfio_ap_ops.c
@@ -90,7 +90,7 @@ static void vfio_ap_wait_for_irqclear(int apqn)
                case AP_RESPONSE_RESET_IN_PROGRESS:
                        if (!status.irq_enabled)
                                return;
-                       /* Fall through */
+                       fallthrough;
                case AP_RESPONSE_BUSY:
                        msleep(20);
                        break;