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batman-adv: Split a condition check 

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 <elfring@users.sourceforge.net>
Signed-off-by: Marek Lindner <mareklindner@neomailbox.ch>
Signed-off-by: Antonio Quartulli <a@unstable.cc>
steinar/wifi_calib_4_9_kernel
Markus Elfring 2015-11-03 19:20:34 +01:00 committed by Antonio Quartulli
parent f75a33aeed
commit e087f34f28
1 changed files with 4 additions and 1 deletions
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5
net/batman-adv/translation-table.c
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@ -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);