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>
diff --git a/net/batman-adv/main.c b/net/batman-adv/main.c
index 95fd418..5b678f3 100644
--- a/net/batman-adv/main.c
+++ b/net/batman-adv/main.c
@@ -1184,7 +1184,7 @@
ret = true;
out:
- if (skb && !ret)
+ if (!ret)
kfree_skb(skb);
if (orig_node)
batadv_orig_node_free_ref(orig_node);
diff --git a/net/batman-adv/network-coding.c b/net/batman-adv/network-coding.c
index f5276be..c98b0ab 100644
--- a/net/batman-adv/network-coding.c
+++ b/net/batman-adv/network-coding.c
@@ -244,9 +244,7 @@
*/
static void batadv_nc_packet_free(struct batadv_nc_packet *nc_packet)
{
- if (nc_packet->skb)
- kfree_skb(nc_packet->skb);
-
+ kfree_skb(nc_packet->skb);
batadv_nc_path_free_ref(nc_packet->nc_path);
kfree(nc_packet);
}
diff --git a/net/batman-adv/send.c b/net/batman-adv/send.c
index f664324..782fa33 100644
--- a/net/batman-adv/send.c
+++ b/net/batman-adv/send.c
@@ -407,8 +407,7 @@
static void batadv_forw_packet_free(struct batadv_forw_packet *forw_packet)
{
- if (forw_packet->skb)
- kfree_skb(forw_packet->skb);
+ kfree_skb(forw_packet->skb);
if (forw_packet->if_incoming)
batadv_hardif_free_ref(forw_packet->if_incoming);
if (forw_packet->if_outgoing)