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* [PATCH] nvme-pci: mark expected switch fall-through
@ 2019-05-07 14:23 ` Gustavo A. R. Silva
  0 siblings, 0 replies; 10+ messages in thread
From: Gustavo A. R. Silva @ 2019-05-07 14:23 UTC (permalink / raw)


In preparation to enabling -Wimplicit-fallthrough, mark switch
cases where we are expecting to fall through.

This patch fixes the following warning:

drivers/nvme/host/pci.c: In function ?nvme_timeout?:
drivers/nvme/host/pci.c:1298:12: warning: this statement may fall through [-Wimplicit-fallthrough=]
   shutdown = true;
   ~~~~~~~~~^~~~~~
drivers/nvme/host/pci.c:1299:2: note: here
  case NVME_CTRL_CONNECTING:
  ^~~~

Warning level 3 was used: -Wimplicit-fallthrough=3

This patch is part of the ongoing efforts to enable
-Wimplicit-fallthrough.

Signed-off-by: Gustavo A. R. Silva <gustavo at embeddedor.com>
---
 drivers/nvme/host/pci.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/nvme/host/pci.c b/drivers/nvme/host/pci.c
index 3e4fb891a95a..a12f992868c9 100644
--- a/drivers/nvme/host/pci.c
+++ b/drivers/nvme/host/pci.c
@@ -1296,6 +1296,7 @@ static enum blk_eh_timer_return nvme_timeout(struct request *req, bool reserved)
 	switch (dev->ctrl.state) {
 	case NVME_CTRL_DELETING:
 		shutdown = true;
+		/* fall through */
 	case NVME_CTRL_CONNECTING:
 	case NVME_CTRL_RESETTING:
 		dev_warn_ratelimited(dev->ctrl.device,
-- 
2.21.0

^ permalink raw reply related	[flat|nested] 10+ messages in thread

end of thread, other threads:[~2019-05-08 14:51 UTC | newest]

Thread overview: 10+ messages (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2019-05-07 14:23 [PATCH] nvme-pci: mark expected switch fall-through Gustavo A. R. Silva
2019-05-07 14:23 ` Gustavo A. R. Silva
2019-05-07 14:21 ` Keith Busch
2019-05-07 14:21   ` Keith Busch
2019-05-07 17:41 ` Chaitanya Kulkarni
2019-05-07 17:41   ` Chaitanya Kulkarni
2019-05-08  7:18 ` Christoph Hellwig
2019-05-08  7:18   ` Christoph Hellwig
2019-05-08 14:51   ` Gustavo A. R. Silva
2019-05-08 14:51     ` Gustavo A. R. Silva

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