enic: Check if rq/wq buf not NULL before freeing them
Signed-off-by: Scott Feldman <scofeldm@cisco.com> Signed-off-by: Roopa Prabhu <roprabhu@cisco.com> Signed-off-by: Vasanthy Kolluri <vkolluri@cisco.com> Signed-off-by: David S. Miller <davem@davemloft.net>
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@ -77,8 +77,10 @@ void vnic_rq_free(struct vnic_rq *rq)
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vnic_dev_free_desc_ring(vdev, &rq->ring);
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vnic_dev_free_desc_ring(vdev, &rq->ring);
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for (i = 0; i < VNIC_RQ_BUF_BLKS_MAX; i++) {
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for (i = 0; i < VNIC_RQ_BUF_BLKS_MAX; i++) {
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kfree(rq->bufs[i]);
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if (rq->bufs[i]) {
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rq->bufs[i] = NULL;
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kfree(rq->bufs[i]);
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rq->bufs[i] = NULL;
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}
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}
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}
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rq->ctrl = NULL;
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rq->ctrl = NULL;
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@ -77,8 +77,10 @@ void vnic_wq_free(struct vnic_wq *wq)
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vnic_dev_free_desc_ring(vdev, &wq->ring);
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vnic_dev_free_desc_ring(vdev, &wq->ring);
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for (i = 0; i < VNIC_WQ_BUF_BLKS_MAX; i++) {
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for (i = 0; i < VNIC_WQ_BUF_BLKS_MAX; i++) {
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kfree(wq->bufs[i]);
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if (wq->bufs[i]) {
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wq->bufs[i] = NULL;
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kfree(wq->bufs[i]);
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wq->bufs[i] = NULL;
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}
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}
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}
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wq->ctrl = NULL;
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wq->ctrl = NULL;
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