diff mbox series

[109/141] net: netrom: Fix fall-through warnings for Clang

Message ID c9a262ebaebd704e66c264fb68462bd8b9664d38.1605896060.git.gustavoars@kernel.org (mailing list archive)
State Not Applicable
Delegated to: Netdev Maintainers
Headers show
Series Fix fall-through warnings for Clang | expand

Commit Message

Gustavo A. R. Silva Nov. 20, 2020, 6:38 p.m. UTC
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@kernel.org>
---
 net/netrom/nr_route.c | 4 ++++
 1 file changed, 4 insertions(+)

Comments

Dan Carpenter Nov. 30, 2020, 12:51 p.m. UTC | #1
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@kernel.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
diff mbox series

Patch

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;
 				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;
 						}