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| author | Urs Thuermann <urs.thuermann@volkswagen.de> | 2008-02-07 18:04:21 -0800 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2008-02-07 18:04:21 -0800 |
| commit | 5423dd67bd0108a180784c6f307646622e804c9b (patch) | |
| tree | ef47886838e7a6b9fddf3f6b59a2bbea8828b66f /net/can | |
| parent | 5f58a5c8725b48f3e32851f9748527c8d1ff71b2 (diff) | |
| download | linux-5423dd67bd0108a180784c6f307646622e804c9b.tar.gz linux-5423dd67bd0108a180784c6f307646622e804c9b.tar.bz2 linux-5423dd67bd0108a180784c6f307646622e804c9b.zip | |
[CAN]: Clean up module auto loading
Remove local char array to construct module name.
Don't call request_module() when CONFIG_KMOD is not set.
Signed-off-by: Urs Thuermann <urs.thuermann@volkswagen.de>
Signed-off-by: Oliver Hartkopp <oliver.hartkopp@volkswagen.de>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/can')
| -rw-r--r-- | net/can/af_can.c | 18 |
1 files changed, 6 insertions, 12 deletions
diff --git a/net/can/af_can.c b/net/can/af_can.c index 5158e886630f..1f51b8a18242 100644 --- a/net/can/af_can.c +++ b/net/can/af_can.c @@ -118,7 +118,6 @@ static int can_create(struct net *net, struct socket *sock, int protocol) { struct sock *sk; struct can_proto *cp; - char module_name[sizeof("can-proto-000")]; int err = 0; sock->state = SS_UNCONNECTED; @@ -129,26 +128,21 @@ static int can_create(struct net *net, struct socket *sock, int protocol) if (net != &init_net) return -EAFNOSUPPORT; +#ifdef CONFIG_KMOD /* try to load protocol module, when CONFIG_KMOD is defined */ if (!proto_tab[protocol]) { - sprintf(module_name, "can-proto-%d", protocol); - err = request_module(module_name); + err = request_module("can-proto-%d", protocol); /* * In case of error we only print a message but don't * return the error code immediately. Below we will * return -EPROTONOSUPPORT */ - if (err == -ENOSYS) { - if (printk_ratelimit()) - printk(KERN_INFO "can: request_module(%s)" - " not implemented.\n", module_name); - } else if (err) { - if (printk_ratelimit()) - printk(KERN_ERR "can: request_module(%s)" - " failed.\n", module_name); - } + if (err && printk_ratelimit()) + printk(KERN_ERR "can: request_module " + "(can-proto-%d) failed.\n", protocol); } +#endif spin_lock(&proto_tab_lock); cp = proto_tab[protocol]; |