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

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From: Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx>
Date: Thu, 22 Aug 2019 10:55:33 +0200

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@xxxxxxxxxxxxxxxxxxxxx>
---
 drivers/s390/net/ctcm_main.c | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/drivers/s390/net/ctcm_main.c b/drivers/s390/net/ctcm_main.c
index f63c5c871d3d..90025d1923d2 100644
--- a/drivers/s390/net/ctcm_main.c
+++ b/drivers/s390/net/ctcm_main.c
@@ -1074,10 +1074,8 @@ 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;
--
2.23.0





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