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authorGustavo A. R. Silva <gustavo@embeddedor.com>2019-07-29 06:09:53 -0500
committerDavid S. Miller <davem@davemloft.net>2019-07-29 09:38:34 -0700
commitf3eb2c334a6d3f5e704ecd0b150d5cfe6e3aca40 (patch)
tree1087b1af4768b89b7b3b2ad7ce430373dfe88841 /drivers/net/arcnet
parentr8169: don't use MSI before RTL8168d (diff)
downloadwireguard-linux-f3eb2c334a6d3f5e704ecd0b150d5cfe6e3aca40.tar.xz
wireguard-linux-f3eb2c334a6d3f5e704ecd0b150d5cfe6e3aca40.zip
arcnet: com90xx: Mark expected switch fall-throughs
Mark switch cases where we are expecting to fall through. This patch fixes the following warnings (Building: powerpc allyesconfig): drivers/net/arcnet/com90xx.c: In function 'com90xx_setup': include/linux/printk.h:304:2: warning: this statement may fall through [-Wimplicit-fallthrough=] printk(KERN_ERR pr_fmt(fmt), ##__VA_ARGS__) ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/net/arcnet/com90xx.c:695:3: note: in expansion of macro 'pr_err' pr_err("Too many arguments\n"); ^~~~~~ drivers/net/arcnet/com90xx.c:696:2: note: here case 3: /* Mem address */ ^~~~ drivers/net/arcnet/com90xx.c:697:9: warning: this statement may fall through [-Wimplicit-fallthrough=] shmem = ints[3]; ~~~~~~^~~~~~~~~ drivers/net/arcnet/com90xx.c:698:2: note: here case 2: /* IRQ */ ^~~~ drivers/net/arcnet/com90xx.c:699:7: warning: this statement may fall through [-Wimplicit-fallthrough=] irq = ints[2]; ~~~~^~~~~~~~~ drivers/net/arcnet/com90xx.c:700:2: note: here case 1: /* IO address */ ^~~~ Reported-by: Stephen Rothwell <sfr@canb.auug.org.au> Signed-off-by: Gustavo A. R. Silva <gustavo@embeddedor.com> Reviewed-by: Kees Cook <keescook@chromium.org> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/arcnet')
-rw-r--r--drivers/net/arcnet/com90xx.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/net/arcnet/com90xx.c b/drivers/net/arcnet/com90xx.c
index ca4a57c30bf8..bd75d06ad7df 100644
--- a/drivers/net/arcnet/com90xx.c
+++ b/drivers/net/arcnet/com90xx.c
@@ -693,10 +693,13 @@ static int __init com90xx_setup(char *s)
switch (ints[0]) {
default: /* ERROR */
pr_err("Too many arguments\n");
+ /* Fall through */
case 3: /* Mem address */
shmem = ints[3];
+ /* Fall through */
case 2: /* IRQ */
irq = ints[2];
+ /* Fall through */
case 1: /* IO address */
io = ints[1];
}