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Message-ID: <20201130125137.GE2767@kadam> Date: Mon, 30 Nov 2020 15:51:37 +0300 From: Dan Carpenter <dan.carpenter@...cle.com> To: "Gustavo A. R. Silva" <gustavoars@...nel.org> Cc: Ralf Baechle <ralf@...ux-mips.org>, "David S. Miller" <davem@...emloft.net>, Jakub Kicinski <kuba@...nel.org>, linux-hams@...r.kernel.org, netdev@...r.kernel.org, linux-kernel@...r.kernel.org, linux-hardening@...r.kernel.org Subject: Re: [PATCH 109/141] net: netrom: Fix fall-through warnings for Clang On Fri, Nov 20, 2020 at 12:38:15PM -0600, Gustavo A. R. Silva wrote: > In preparation to enable -Wimplicit-fallthrough for Clang, fix multiple > warnings by explicitly adding multiple break statements instead of > letting the code fall through to the next case. > > Link: https://github.com/KSPP/linux/issues/115 > Signed-off-by: Gustavo A. R. Silva <gustavoars@...nel.org> > --- > net/netrom/nr_route.c | 4 ++++ > 1 file changed, 4 insertions(+) > > diff --git a/net/netrom/nr_route.c b/net/netrom/nr_route.c > index 78da5eab252a..de0456073dc0 100644 > --- a/net/netrom/nr_route.c > +++ b/net/netrom/nr_route.c > @@ -266,6 +266,7 @@ static int __must_check nr_add_node(ax25_address *nr, const char *mnemonic, > fallthrough; > case 2: > re_sort_routes(nr_node, 0, 1); > + break; > case 1: > break; > } > @@ -359,6 +360,7 @@ static int nr_del_node(ax25_address *callsign, ax25_address *neighbour, struct n > fallthrough; > case 1: > nr_node->routes[1] = nr_node->routes[2]; > + fallthrough; Make this one a break like the others. > case 2: > break; > } > @@ -482,6 +484,7 @@ static int nr_dec_obs(void) > fallthrough; > case 1: > s->routes[1] = s->routes[2]; > + break; > case 2: > break; > } > @@ -529,6 +532,7 @@ void nr_rt_device_down(struct net_device *dev) > fallthrough; > case 1: > t->routes[1] = t->routes[2]; > + break; > case 2: > break; > } regards, dan carpenter
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