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authorSven Eckelmann <sven@narfation.org>2016-07-25 01:42:44 +0300
committerSimon Wunderlich <sw@simonwunderlich.de>2016-10-19 09:37:52 +0300
commit422d2f77803d85477df72f3153e85fd2b8c6b9e9 (patch)
treef1dc7de3ad08d605866799de920f367e4b185795
parent393b299d2cb804f09e05aafbdce9e3d3f61438cf (diff)
downloadlinux-422d2f77803d85477df72f3153e85fd2b8c6b9e9.tar.xz
batman-adv: Remove needless init of variables on stack
Some variables are overwritten immediatelly in a functions. These don't have to be initialized to a specific value on the stack because the value will be overwritten before they will be used anywhere. Signed-off-by: Sven Eckelmann <sven@narfation.org> Signed-off-by: Simon Wunderlich <sw@simonwunderlich.de>
-rw-r--r--net/batman-adv/bat_v.c2
-rw-r--r--net/batman-adv/bat_v_ogm.c4
-rw-r--r--net/batman-adv/fragmentation.c4
-rw-r--r--net/batman-adv/gateway_client.c2
-rw-r--r--net/batman-adv/originator.c8
-rw-r--r--net/batman-adv/send.c2
6 files changed, 11 insertions, 11 deletions
diff --git a/net/batman-adv/bat_v.c b/net/batman-adv/bat_v.c
index e79f6f01182e..57c795c4c8cd 100644
--- a/net/batman-adv/bat_v.c
+++ b/net/batman-adv/bat_v.c
@@ -787,7 +787,7 @@ static bool batadv_v_gw_is_eligible(struct batadv_priv *bat_priv,
struct batadv_orig_node *curr_gw_orig,
struct batadv_orig_node *orig_node)
{
- struct batadv_gw_node *curr_gw = NULL, *orig_gw = NULL;
+ struct batadv_gw_node *curr_gw, *orig_gw = NULL;
u32 gw_throughput, orig_throughput, threshold;
bool ret = false;
diff --git a/net/batman-adv/bat_v_ogm.c b/net/batman-adv/bat_v_ogm.c
index 1aeeadca620c..61ff5f82cfbf 100644
--- a/net/batman-adv/bat_v_ogm.c
+++ b/net/batman-adv/bat_v_ogm.c
@@ -401,7 +401,7 @@ static int batadv_v_ogm_metric_update(struct batadv_priv *bat_priv,
struct batadv_hard_iface *if_incoming,
struct batadv_hard_iface *if_outgoing)
{
- struct batadv_orig_ifinfo *orig_ifinfo = NULL;
+ struct batadv_orig_ifinfo *orig_ifinfo;
struct batadv_neigh_ifinfo *neigh_ifinfo = NULL;
bool protection_started = false;
int ret = -EINVAL;
@@ -486,7 +486,7 @@ static bool batadv_v_ogm_route_update(struct batadv_priv *bat_priv,
struct batadv_hard_iface *if_outgoing)
{
struct batadv_neigh_node *router = NULL;
- struct batadv_orig_node *orig_neigh_node = NULL;
+ struct batadv_orig_node *orig_neigh_node;
struct batadv_neigh_node *orig_neigh_router = NULL;
struct batadv_neigh_ifinfo *router_ifinfo = NULL, *neigh_ifinfo = NULL;
u32 router_throughput, neigh_throughput;
diff --git a/net/batman-adv/fragmentation.c b/net/batman-adv/fragmentation.c
index 0934730fb7ff..1b2f5b999b23 100644
--- a/net/batman-adv/fragmentation.c
+++ b/net/batman-adv/fragmentation.c
@@ -252,7 +252,7 @@ batadv_frag_merge_packets(struct hlist_head *chain)
{
struct batadv_frag_packet *packet;
struct batadv_frag_list_entry *entry;
- struct sk_buff *skb_out = NULL;
+ struct sk_buff *skb_out;
int size, hdr_size = sizeof(struct batadv_frag_packet);
/* Remove first entry, as this is the destination for the rest of the
@@ -352,7 +352,7 @@ bool batadv_frag_skb_fwd(struct sk_buff *skb,
struct batadv_orig_node *orig_node_src)
{
struct batadv_priv *bat_priv = netdev_priv(recv_if->soft_iface);
- struct batadv_orig_node *orig_node_dst = NULL;
+ struct batadv_orig_node *orig_node_dst;
struct batadv_neigh_node *neigh_node = NULL;
struct batadv_frag_packet *packet;
u16 total_size;
diff --git a/net/batman-adv/gateway_client.c b/net/batman-adv/gateway_client.c
index de055d64debe..69bfe98b5360 100644
--- a/net/batman-adv/gateway_client.c
+++ b/net/batman-adv/gateway_client.c
@@ -704,7 +704,7 @@ bool batadv_gw_out_of_range(struct batadv_priv *bat_priv,
{
struct batadv_neigh_node *neigh_curr = NULL;
struct batadv_neigh_node *neigh_old = NULL;
- struct batadv_orig_node *orig_dst_node = NULL;
+ struct batadv_orig_node *orig_dst_node;
struct batadv_gw_node *gw_node = NULL;
struct batadv_gw_node *curr_gw = NULL;
struct batadv_neigh_ifinfo *curr_ifinfo, *old_ifinfo;
diff --git a/net/batman-adv/originator.c b/net/batman-adv/originator.c
index 5f3bfc41aeb1..6af87c9494f2 100644
--- a/net/batman-adv/originator.c
+++ b/net/batman-adv/originator.c
@@ -364,7 +364,7 @@ struct batadv_orig_ifinfo *
batadv_orig_ifinfo_new(struct batadv_orig_node *orig_node,
struct batadv_hard_iface *if_outgoing)
{
- struct batadv_orig_ifinfo *orig_ifinfo = NULL;
+ struct batadv_orig_ifinfo *orig_ifinfo;
unsigned long reset_time;
spin_lock_bh(&orig_node->neigh_list_lock);
@@ -520,7 +520,7 @@ batadv_hardif_neigh_create(struct batadv_hard_iface *hard_iface,
const u8 *neigh_addr)
{
struct batadv_priv *bat_priv = netdev_priv(hard_iface->soft_iface);
- struct batadv_hardif_neigh_node *hardif_neigh = NULL;
+ struct batadv_hardif_neigh_node *hardif_neigh;
spin_lock_bh(&hard_iface->neigh_list_lock);
@@ -563,7 +563,7 @@ static struct batadv_hardif_neigh_node *
batadv_hardif_neigh_get_or_create(struct batadv_hard_iface *hard_iface,
const u8 *neigh_addr)
{
- struct batadv_hardif_neigh_node *hardif_neigh = NULL;
+ struct batadv_hardif_neigh_node *hardif_neigh;
/* first check without locking to avoid the overhead */
hardif_neigh = batadv_hardif_neigh_get(hard_iface, neigh_addr);
@@ -683,7 +683,7 @@ batadv_neigh_node_get_or_create(struct batadv_orig_node *orig_node,
struct batadv_hard_iface *hard_iface,
const u8 *neigh_addr)
{
- struct batadv_neigh_node *neigh_node = NULL;
+ struct batadv_neigh_node *neigh_node;
/* first check without locking to avoid the overhead */
neigh_node = batadv_neigh_node_get(orig_node, hard_iface, neigh_addr);
diff --git a/net/batman-adv/send.c b/net/batman-adv/send.c
index 8d4e1f578574..e1e9136db6e8 100644
--- a/net/batman-adv/send.c
+++ b/net/batman-adv/send.c
@@ -562,7 +562,7 @@ int batadv_add_bcast_packet_to_list(struct batadv_priv *bat_priv,
const struct sk_buff *skb,
unsigned long delay)
{
- struct batadv_hard_iface *primary_if = NULL;
+ struct batadv_hard_iface *primary_if;
struct batadv_forw_packet *forw_packet;
struct batadv_bcast_packet *bcast_packet;
struct sk_buff *newskb;