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Subject[PATCH] s390/ctcm: Delete unnecessary checks before the macro call “dev kfree skb”
Date
From: Markus Elfring <elfring@users.sourceforge.net>
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@users.sourceforge.net>
---
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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