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From: Antonio Quartulli
Date: Sat, 9 Jan 2016 21:20:14 +0800
Message-Id: <1452345621-15908-10-git-send-email-a@unstable.cc>
In-Reply-To: <1452345621-15908-1-git-send-email-a@unstable.cc>
References: <1452345621-15908-1-git-send-email-a@unstable.cc>
Subject: [B.A.T.M.A.N.] [PATCH 09/16] batman-adv: Less checks in
batadv_tvlv_unicast_send()
List-Id: The list for a Better Approach To Mobile Ad-hoc Networking
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To: davem@davemloft.net
Cc: netdev@vger.kernel.org, b.a.t.m.a.n@lists.open-mesh.org, Antonio Quartulli , Markus Elfring , Marek Lindner
From: Markus Elfring
* Let us return directly if a call of the batadv_orig_hash_find() function
returned a null pointer.
* Omit the initialisation for the variable "skb" at the beginning.
* Replace an assignment by a call of the kfree_skb() function
and delete the affected variable "ret" then.
Signed-off-by: Markus Elfring
Signed-off-by: Marek Lindner
Signed-off-by: Antonio Quartulli
---
net/batman-adv/main.c | 15 +++++----------
1 file changed, 5 insertions(+), 10 deletions(-)
diff --git a/net/batman-adv/main.c b/net/batman-adv/main.c
index 5b678f3471fc..4b5d61fbadb1 100644
--- a/net/batman-adv/main.c
+++ b/net/batman-adv/main.c
@@ -1143,15 +1143,14 @@ void batadv_tvlv_unicast_send(struct batadv_priv *bat_priv, u8 *src,
struct batadv_unicast_tvlv_packet *unicast_tvlv_packet;
struct batadv_tvlv_hdr *tvlv_hdr;
struct batadv_orig_node *orig_node;
- struct sk_buff *skb = NULL;
+ struct sk_buff *skb;
unsigned char *tvlv_buff;
unsigned int tvlv_len;
ssize_t hdr_len = sizeof(*unicast_tvlv_packet);
- bool ret = false;
orig_node = batadv_orig_hash_find(bat_priv, dst);
if (!orig_node)
- goto out;
+ return;
tvlv_len = sizeof(*tvlv_hdr) + tvlv_value_len;
@@ -1180,14 +1179,10 @@ void batadv_tvlv_unicast_send(struct batadv_priv *bat_priv, u8 *src,
tvlv_buff += sizeof(*tvlv_hdr);
memcpy(tvlv_buff, tvlv_value, tvlv_value_len);
- if (batadv_send_skb_to_orig(skb, orig_node, NULL) != NET_XMIT_DROP)
- ret = true;
-
-out:
- if (!ret)
+ if (batadv_send_skb_to_orig(skb, orig_node, NULL) == NET_XMIT_DROP)
kfree_skb(skb);
- if (orig_node)
- batadv_orig_node_free_ref(orig_node);
+out:
+ batadv_orig_node_free_ref(orig_node);
}
/**
--
2.7.0