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net: netrom: nr_route: mark expected switch fall-throughs

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

Signed-off-by: Gustavo A. R. Silva <garsilva@embeddedor.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Gustavo A. R. Silva 2017-10-27 00:51:08 -05:00 committed by David S. Miller
parent 4c31606920
commit 31f74f0f4e
1 changed files with 3 additions and 0 deletions
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3
net/netrom/nr_route.c
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@ -265,6 +265,7 @@ static int __must_check nr_add_node(ax25_address *nr, const char *mnemonic,
case 3:
re_sort_routes(nr_node, 0, 1);
re_sort_routes(nr_node, 1, 2);
/* fall through */
case 2:
re_sort_routes(nr_node, 0, 1);
case 1:
@ -357,6 +358,7 @@ static int nr_del_node(ax25_address *callsign, ax25_address *neighbour, struct n
switch (i) {
case 0:
nr_node->routes[0] = nr_node->routes[1];
/* fall through */
case 1:
nr_node->routes[1] = nr_node->routes[2];
case 2:
@ -526,6 +528,7 @@ void nr_rt_device_down(struct net_device *dev)
switch (i) {
case 0:
t->routes[0] = t->routes[1];
/* fall through */
case 1:
t->routes[1] = t->routes[2];
case 2: