can: rename can_try_module_get to can_get_proto can_try_module_get does return a struct can_proto. The name explains what is done in so much detail that a caller may not notice that a struct can_proto is locked/unlocked.
Signed-off-by: Kurt Van Dijck <[email protected]> diff --git a/net/can/af_can.c b/net/can/af_can.c index 5b52762..094fc53 100644 --- a/net/can/af_can.c +++ b/net/can/af_can.c @@ -115,7 +115,7 @@ static void can_sock_destruct(struct sock *sk) skb_queue_purge(&sk->sk_receive_queue); } -static const struct can_proto *can_try_module_get(int protocol) +static const struct can_proto *can_get_proto(int protocol) { const struct can_proto *cp; @@ -128,6 +128,11 @@ static const struct can_proto *can_try_module_get(int protocol) return cp; } +static inline void can_put_proto(const struct can_proto *cp) +{ + module_put(cp->prot->owner); +} + static int can_create(struct net *net, struct socket *sock, int protocol, int kern) { @@ -143,7 +148,7 @@ static int can_create(struct net *net, struct socket *sock, int protocol, if (!net_eq(net, &init_net)) return -EAFNOSUPPORT; - cp = can_try_module_get(protocol); + cp = can_get_proto(protocol); #ifdef CONFIG_MODULES if (!cp) { @@ -160,7 +165,7 @@ static int can_create(struct net *net, struct socket *sock, int protocol, printk(KERN_ERR "can: request_module " "(can-proto-%d) failed.\n", protocol); - cp = can_try_module_get(protocol); + cp = can_get_proto(protocol); } #endif @@ -195,7 +200,7 @@ static int can_create(struct net *net, struct socket *sock, int protocol, } errout: - module_put(cp->prot->owner); + can_put_proto(cp); return err; } _______________________________________________ Socketcan-core mailing list [email protected] https://lists.berlios.de/mailman/listinfo/socketcan-core
