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From: Antonio Quartulli
To: davem@davemloft.net
Date: Sat, 9 Jan 2016 21:20:16 +0800
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Cc: netdev@vger.kernel.org, b.a.t.m.a.n@lists.open-mesh.org,
Antonio Quartulli ,
Markus Elfring ,
Marek Lindner
Subject: [B.A.T.M.A.N.] [PATCH 11/16] batman-adv: Split a condition check
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From: Markus Elfring
Let us split a check for a condition at the beginning of the
batadv_is_ap_isolated() function so that a direct return can be performed
in this function if the variable "vlan" contained a null pointer.
Signed-off-by: Markus Elfring
Signed-off-by: Marek Lindner
Signed-off-by: Antonio Quartulli
---
net/batman-adv/translation-table.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/net/batman-adv/translation-table.c b/net/batman-adv/translation-table.c
index 5852fda9f175..a22080c53401 100644
--- a/net/batman-adv/translation-table.c
+++ b/net/batman-adv/translation-table.c
@@ -3339,7 +3339,10 @@ bool batadv_is_ap_isolated(struct batadv_priv *bat_priv, u8 *src, u8 *dst,
bool ret = false;
vlan = batadv_softif_vlan_get(bat_priv, vid);
- if (!vlan || !atomic_read(&vlan->ap_isolation))
+ if (!vlan)
+ return false;
+
+ if (!atomic_read(&vlan->ap_isolation))
goto out;
tt_local_entry = batadv_tt_local_hash_find(bat_priv, dst, vid);