s390/ctcm: Delete unnecessary checks before the macro call “dev_kfree_skb”

The dev_kfree_skb() function performs also input parameter validation.
Thus the test around the shown 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: Julian Wiedmann <jwi@linux.ibm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/drivers/s390/net/ctcm_main.c b/drivers/s390/net/ctcm_main.c
index 2117870..437a6d8 100644 (file)
--- a/drivers/s390/net/ctcm_main.c
+++ b/drivers/s390/net/ctcm_main.c
@@ -1072,10 +1072,8 @@ static void ctcm_free_netdevice(struct net_device *dev)
                if (grp) {
                        if (grp->fsm)
                                kfree_fsm(grp->fsm);
-                       if (grp->xid_skb)
-                               dev_kfree_skb(grp->xid_skb);
-                       if (grp->rcvd_xid_skb)
-                               dev_kfree_skb(grp->rcvd_xid_skb);
+                       dev_kfree_skb(grp->xid_skb);
+                       dev_kfree_skb(grp->rcvd_xid_skb);
                        tasklet_kill(&grp->mpc_tasklet2);
                        kfree(grp);
                        priv->mpcg = NULL;