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RDMA/cxgb4: remove redundant null pointer check before kfree_skb

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kfree_skb has taken the null pointer into account. hence it is safe
to remove the redundant null pointer check before kfree_skb.

Signed-off-by: zhong jiang <zhongjiang@huawei.com>
Acked-by: Steve Wise <swise@opengridcomputing.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
This commit is contained in:
zhong jiang 2018-09-20 17:52:42 +08:00 committed by Doug Ledford
parent fa8f11586a
commit 26f91da296
2 changed files with 2 additions and 4 deletions
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3
drivers/infiniband/hw/cxgb4/cm.c
View File

@ -403,8 +403,7 @@ void _c4iw_free_ep(struct kref *kref)
ep->com.local_addr.ss_family);
dst_release(ep->dst);
cxgb4_l2t_release(ep->l2t);
if (ep->mpa_skb)
kfree_skb(ep->mpa_skb);
kfree_skb(ep->mpa_skb);
}
if (!skb_queue_empty(&ep->com.ep_skb_list))
skb_queue_purge(&ep->com.ep_skb_list);

3
drivers/infiniband/hw/cxgb4/qp.c
View File

@ -2813,8 +2813,7 @@ err_free_queue:
free_srq_queue(srq, ucontext ? &ucontext->uctx : &rhp->rdev.uctx,
srq->wr_waitp);
err_free_skb:
if (srq->destroy_skb)
kfree_skb(srq->destroy_skb);
kfree_skb(srq->destroy_skb);
err_free_srq_idx:
c4iw_free_srq_idx(&rhp->rdev, srq->idx);
err_free_wr_wait: