Messages in this thread Patch in this message | | | Date | Sun, 15 Oct 2017 13:08:40 -0500 | From | "Gustavo A. R. Silva" <> | Subject | [PATCH] xen/9pfs: mark expected switch fall-through in xen_9pfs_front_changed |
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In preparation to enabling -Wimplicit-fallthrough, mark switch cases where we are expecting to fall through.
Notice that in this particular case, I placed the "fall through" comment on its own line, which is what GCC is expecting to find.
Signed-off-by: Gustavo A. R. Silva <garsilva@embeddedor.com> --- This code was tested by compilation only (GCC 7.2.0 was used).
net/9p/trans_xen.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/net/9p/trans_xen.c b/net/9p/trans_xen.c index 6ad3e04..7ec5df9 100644 --- a/net/9p/trans_xen.c +++ b/net/9p/trans_xen.c @@ -510,7 +510,8 @@ static void xen_9pfs_front_changed(struct xenbus_device *dev, case XenbusStateClosed: if (dev->state == XenbusStateClosed) break; - /* Missed the backend's CLOSING state -- fallthrough */ + /* Missed the backend's CLOSING state */ + /* fall through */ case XenbusStateClosing: xenbus_frontend_closed(dev); break; -- 2.7.4
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