From: Bart Van Assche <bart.vanassche@wdc.com>
Date: Tue, 7 Aug 2018 23:17:28 +0000 (-0700)
Subject: cfq: Annotate fall-through in a switch statement
X-Git-Url: http://git.cdn.openwrt.org/?a=commitdiff_plain;h=9b4f43460dd0ee461f5dd65ee1efa152f2e52559;p=openwrt%2Fstaging%2Fblogic.git

cfq: Annotate fall-through in a switch statement

This patch avoids that gcc complains about fall-through when building
with W=1.

Signed-off-by: Bart Van Assche <bart.vanassche@wdc.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
---

diff --git a/block/cfq-iosched.c b/block/cfq-iosched.c
index 82b6c27b3245..ec6acdd58b7a 100644
--- a/block/cfq-iosched.c
+++ b/block/cfq-iosched.c
@@ -3666,6 +3666,7 @@ static void cfq_init_prio_data(struct cfq_queue *cfqq, struct cfq_io_cq *cic)
 	switch (ioprio_class) {
 	default:
 		printk(KERN_ERR "cfq: bad prio %x\n", ioprio_class);
+		/* fall through */
 	case IOPRIO_CLASS_NONE:
 		/*
 		 * no prio set, inherit CPU scheduling settings