Commit e81fbf6c authored by Anish Bhatt's avatar Anish Bhatt Committed by David S. Miller
Browse files

libcxgbi:cxgb4i Guard ipv6 code with a config check

Fixes: fc8d0590 ("libcxgbi: Add ipv6 api to driver")
Fixes: 759a0cc5

 ("cxgb4i: Add ipv6 code to driver, call into libcxgbi ipv6
api")
Signed-off-by: default avatarAnish Bhatt <anish@chelsio.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent da388973
......@@ -1289,8 +1289,14 @@ static int init_act_open(struct cxgbi_sock *csk)
if (csk->csk_family == AF_INET)
daddr = &csk->daddr.sin_addr.s_addr;
else
#if IS_ENABLED(CONFIG_IPV6)
else if (csk->csk_family == AF_INET6)
daddr = &csk->daddr6.sin6_addr;
#endif
else {
pr_err("address family 0x%x not supported\n", csk->csk_family);
goto rel_resource;
}
n = dst_neigh_lookup(csk->dst, daddr);
......@@ -1631,6 +1637,7 @@ static int cxgb4i_ddp_init(struct cxgbi_device *cdev)
return 0;
}
#if IS_ENABLED(CONFIG_IPV6)
static int cxgbi_inet6addr_handler(struct notifier_block *this,
unsigned long event, void *data)
{
......@@ -1755,6 +1762,7 @@ static void cxgbi_update_clip(struct cxgbi_device *cdev)
}
rcu_read_unlock();
}
#endif /* IS_ENABLED(CONFIG_IPV6) */
static void *t4_uld_add(const struct cxgb4_lld_info *lldi)
{
......@@ -1874,7 +1882,9 @@ static int t4_uld_state_change(void *handle, enum cxgb4_state state)
switch (state) {
case CXGB4_STATE_UP:
pr_info("cdev 0x%p, UP.\n", cdev);
#if IS_ENABLED(CONFIG_IPV6)
cxgbi_update_clip(cdev);
#endif
/* re-initialize */
break;
case CXGB4_STATE_START_RECOVERY:
......@@ -1906,15 +1916,17 @@ static int __init cxgb4i_init_module(void)
return rc;
cxgb4_register_uld(CXGB4_ULD_ISCSI, &cxgb4i_uld_info);
#if IS_ENABLED(CONFIG_IPV6)
register_inet6addr_notifier(&cxgbi_inet6addr_notifier);
#endif
return 0;
}
static void __exit cxgb4i_exit_module(void)
{
#if IS_ENABLED(CONFIG_IPV6)
unregister_inet6addr_notifier(&cxgbi_inet6addr_notifier);
#endif
cxgb4_unregister_uld(CXGB4_ULD_ISCSI);
cxgbi_device_unregister_all(CXGBI_FLAG_DEV_T4);
cxgbi_iscsi_cleanup(&cxgb4i_iscsi_transport, &cxgb4i_stt);
......
......@@ -602,6 +602,7 @@ err_out:
return ERR_PTR(err);
}
#if IS_ENABLED(CONFIG_IPV6)
static struct rt6_info *find_route_ipv6(const struct in6_addr *saddr,
const struct in6_addr *daddr)
{
......@@ -716,6 +717,7 @@ rel_rt:
err_out:
return ERR_PTR(err);
}
#endif /* IS_ENABLED(CONFIG_IPV6) */
void cxgbi_sock_established(struct cxgbi_sock *csk, unsigned int snd_isn,
unsigned int opt)
......@@ -2638,8 +2640,10 @@ struct iscsi_endpoint *cxgbi_ep_connect(struct Scsi_Host *shost,
if (dst_addr->sa_family == AF_INET) {
csk = cxgbi_check_route(dst_addr);
#if IS_ENABLED(CONFIG_IPV6)
} else if (dst_addr->sa_family == AF_INET6) {
csk = cxgbi_check_route6(dst_addr);
#endif
} else {
pr_info("address family 0x%x NOT supported.\n",
dst_addr->sa_family);
......
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