batman-adv: Delete unnecessary checks before the function call "kfree_skb"
The kfree_skb() function tests whether its argument is NULL and then returns immediately. Thus the test around the calls is not needed. This issue was detected by using the Coccinelle software. 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>
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@ -1184,7 +1184,7 @@ void batadv_tvlv_unicast_send(struct batadv_priv *bat_priv, u8 *src,
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ret = true;
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out:
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if (skb && !ret)
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if (!ret)
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kfree_skb(skb);
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if (orig_node)
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batadv_orig_node_free_ref(orig_node);
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@ -244,9 +244,7 @@ static void batadv_nc_path_free_ref(struct batadv_nc_path *nc_path)
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*/
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static void batadv_nc_packet_free(struct batadv_nc_packet *nc_packet)
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{
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if (nc_packet->skb)
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kfree_skb(nc_packet->skb);
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kfree_skb(nc_packet->skb);
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batadv_nc_path_free_ref(nc_packet->nc_path);
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kfree(nc_packet);
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}
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@ -407,8 +407,7 @@ void batadv_schedule_bat_ogm(struct batadv_hard_iface *hard_iface)
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static void batadv_forw_packet_free(struct batadv_forw_packet *forw_packet)
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{
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if (forw_packet->skb)
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kfree_skb(forw_packet->skb);
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kfree_skb(forw_packet->skb);
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if (forw_packet->if_incoming)
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batadv_hardif_free_ref(forw_packet->if_incoming);
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if (forw_packet->if_outgoing)
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