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batman-adv: consolidate duplicated primary_if checking code

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Signed-off-by: Marek Lindner <lindner_marek@yahoo.de>
Signed-off-by: Antonio Quartulli <ordex@autistici.org>
This commit is contained in:
Marek Lindner 2012-08-03 17:15:46 +02:00 committed by Antonio Quartulli
parent f03a13a716
commit 30da63a6af
6 changed files with 57 additions and 91 deletions
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36
net/batman-adv/bridge_loop_avoidance.c
View File

@ -1585,23 +1585,11 @@ int batadv_bla_claim_table_seq_print_text(struct seq_file *seq, void *offset)
struct hlist_head *head;
uint32_t i;
bool is_own;
int ret = 0;
uint8_t *primary_addr;
primary_if = batadv_primary_if_get_selected(bat_priv);
if (!primary_if) {
ret = seq_printf(seq,
"BATMAN mesh %s disabled - please specify interfaces to enable it\n",
net_dev->name);
primary_if = batadv_seq_print_text_primary_if_get(seq);
if (!primary_if)
goto out;
}
if (primary_if->if_status != BATADV_IF_ACTIVE) {
ret = seq_printf(seq,
"BATMAN mesh %s disabled - primary interface not active\n",
net_dev->name);
goto out;
}
primary_addr = primary_if->net_dev->dev_addr;
seq_printf(seq,
@ -1628,7 +1616,7 @@ int batadv_bla_claim_table_seq_print_text(struct seq_file *seq, void *offset)
out:
if (primary_if)
batadv_hardif_free_ref(primary_if);
return ret;
return 0;
}
int batadv_bla_backbone_table_seq_print_text(struct seq_file *seq, void *offset)
@ -1643,23 +1631,11 @@ int batadv_bla_backbone_table_seq_print_text(struct seq_file *seq, void *offset)
int secs, msecs;
uint32_t i;
bool is_own;
int ret = 0;
uint8_t *primary_addr;
primary_if = batadv_primary_if_get_selected(bat_priv);
if (!primary_if) {
ret = seq_printf(seq,
"BATMAN mesh %s disabled - please specify interfaces to enable it\n",
net_dev->name);
primary_if = batadv_seq_print_text_primary_if_get(seq);
if (!primary_if)
goto out;
}
if (primary_if->if_status != BATADV_IF_ACTIVE) {
ret = seq_printf(seq,
"BATMAN mesh %s disabled - primary interface not active\n",
net_dev->name);
goto out;
}
primary_addr = primary_if->net_dev->dev_addr;
seq_printf(seq,
@ -1693,5 +1669,5 @@ int batadv_bla_backbone_table_seq_print_text(struct seq_file *seq, void *offset)
out:
if (primary_if)
batadv_hardif_free_ref(primary_if);
return ret;
return 0;
}

19
net/batman-adv/gateway_client.c
View File

@ -477,22 +477,11 @@ int batadv_gw_client_seq_print_text(struct seq_file *seq, void *offset)
struct batadv_hard_iface *primary_if;
struct batadv_gw_node *gw_node;
struct hlist_node *node;
int gw_count = 0, ret = 0;
int gw_count = 0;
primary_if = batadv_primary_if_get_selected(bat_priv);
if (!primary_if) {
ret = seq_printf(seq,
"BATMAN mesh %s disabled - please specify interfaces to enable it\n",
net_dev->name);
primary_if = batadv_seq_print_text_primary_if_get(seq);
if (!primary_if)
goto out;
}
if (primary_if->if_status != BATADV_IF_ACTIVE) {
ret = seq_printf(seq,
"BATMAN mesh %s disabled - primary interface not active\n",
net_dev->name);
goto out;
}
seq_printf(seq,
" %-12s (%s/%i) %17s [%10s]: gw_class ... [B.A.T.M.A.N. adv %s, MainIF/MAC: %s/%pM (%s)]\n",
@ -519,7 +508,7 @@ int batadv_gw_client_seq_print_text(struct seq_file *seq, void *offset)
out:
if (primary_if)
batadv_hardif_free_ref(primary_if);
return ret;
return 0;
}
static bool batadv_is_type_dhcprequest(struct sk_buff *skb, int header_len)

36
net/batman-adv/main.c
View File

@ -188,6 +188,42 @@ int batadv_is_my_mac(const uint8_t *addr)
return 0;
}
/**
* batadv_seq_print_text_primary_if_get - called from debugfs table printing
* function that requires the primary interface
* @seq: debugfs table seq_file struct
*
* Returns primary interface if found or NULL otherwise.
*/
struct batadv_hard_iface *
batadv_seq_print_text_primary_if_get(struct seq_file *seq)
{
struct net_device *net_dev = (struct net_device *)seq->private;
struct batadv_priv *bat_priv = netdev_priv(net_dev);
struct batadv_hard_iface *primary_if;
primary_if = batadv_primary_if_get_selected(bat_priv);
if (!primary_if) {
seq_printf(seq,
"BATMAN mesh %s disabled - please specify interfaces to enable it\n",
net_dev->name);
goto out;
}
if (primary_if->if_status == BATADV_IF_ACTIVE)
goto out;
seq_printf(seq,
"BATMAN mesh %s disabled - primary interface not active\n",
net_dev->name);
batadv_hardif_free_ref(primary_if);
primary_if = NULL;
out:
return primary_if;
}
static int batadv_recv_unhandled_packet(struct sk_buff *skb,
struct batadv_hard_iface *recv_if)
{

2
net/batman-adv/main.h
View File

@ -153,6 +153,8 @@ void batadv_mesh_free(struct net_device *soft_iface);
void batadv_inc_module_count(void);
void batadv_dec_module_count(void);
int batadv_is_my_mac(const uint8_t *addr);
struct batadv_hard_iface *
batadv_seq_print_text_primary_if_get(struct seq_file *seq);
int batadv_batman_skb_recv(struct sk_buff *skb, struct net_device *dev,
struct packet_type *ptype,
struct net_device *orig_dev);

19
net/batman-adv/originator.c
View File

@ -415,23 +415,10 @@ int batadv_orig_seq_print_text(struct seq_file *seq, void *offset)
int last_seen_msecs;
unsigned long last_seen_jiffies;
uint32_t i;
int ret = 0;
primary_if = batadv_primary_if_get_selected(bat_priv);
if (!primary_if) {
ret = seq_printf(seq,
"BATMAN mesh %s disabled - please specify interfaces to enable it\n",
net_dev->name);
primary_if = batadv_seq_print_text_primary_if_get(seq);
if (!primary_if)
goto out;
}
if (primary_if->if_status != BATADV_IF_ACTIVE) {
ret = seq_printf(seq,
"BATMAN mesh %s disabled - primary interface not active\n",
net_dev->name);
goto out;
}
seq_printf(seq, "[B.A.T.M.A.N. adv %s, MainIF/MAC: %s/%pM (%s)]\n",
BATADV_SOURCE_VERSION, primary_if->net_dev->name,
@ -485,7 +472,7 @@ next:
out:
if (primary_if)
batadv_hardif_free_ref(primary_if);
return ret;
return 0;
}
static int batadv_orig_node_add_if(struct batadv_orig_node *orig_node,

36
net/batman-adv/translation-table.c
View File

@ -434,22 +434,10 @@ int batadv_tt_local_seq_print_text(struct seq_file *seq, void *offset)
struct hlist_node *node;
struct hlist_head *head;
uint32_t i;
int ret = 0;
primary_if = batadv_primary_if_get_selected(bat_priv);
if (!primary_if) {
ret = seq_printf(seq,
"BATMAN mesh %s disabled - please specify interfaces to enable it\n",
net_dev->name);
primary_if = batadv_seq_print_text_primary_if_get(seq);
if (!primary_if)
goto out;
}
if (primary_if->if_status != BATADV_IF_ACTIVE) {
ret = seq_printf(seq,
"BATMAN mesh %s disabled - primary interface not active\n",
net_dev->name);
goto out;
}
seq_printf(seq,
"Locally retrieved addresses (from %s) announced via TT (TTVN: %u):\n",
@ -479,7 +467,7 @@ int batadv_tt_local_seq_print_text(struct seq_file *seq, void *offset)
out:
if (primary_if)
batadv_hardif_free_ref(primary_if);
return ret;
return 0;
}
static void
@ -842,22 +830,10 @@ int batadv_tt_global_seq_print_text(struct seq_file *seq, void *offset)
struct hlist_node *node;
struct hlist_head *head;
uint32_t i;
int ret = 0;
primary_if = batadv_primary_if_get_selected(bat_priv);
if (!primary_if) {
ret = seq_printf(seq,
"BATMAN mesh %s disabled - please specify interfaces to enable it\n",
net_dev->name);
primary_if = batadv_seq_print_text_primary_if_get(seq);
if (!primary_if)
goto out;
}
if (primary_if->if_status != BATADV_IF_ACTIVE) {
ret = seq_printf(seq,
"BATMAN mesh %s disabled - primary interface not active\n",
net_dev->name);
goto out;
}
seq_printf(seq,
"Globally announced TT entries received via the mesh %s\n",
@ -881,7 +857,7 @@ int batadv_tt_global_seq_print_text(struct seq_file *seq, void *offset)
out:
if (primary_if)
batadv_hardif_free_ref(primary_if);
return ret;
return 0;
}
/* deletes the orig list of a tt_global_entry */