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enic: Check if rq/wq buf not NULL before freeing them

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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>
This commit is contained in:
Roopa Prabhu 2010-08-10 18:55:20 +00:00 committed by David S. Miller
parent ce16cc02f9
commit 832177901a
2 changed files with 8 additions and 4 deletions
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6
drivers/net/enic/vnic_rq.c
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@ -77,8 +77,10 @@ void vnic_rq_free(struct vnic_rq *rq)
vnic_dev_free_desc_ring(vdev, &rq->ring);
for (i = 0; i < VNIC_RQ_BUF_BLKS_MAX; i++) {
kfree(rq->bufs[i]);
rq->bufs[i] = NULL;
if (rq->bufs[i]) {
kfree(rq->bufs[i]);
rq->bufs[i] = NULL;
}
}
rq->ctrl = NULL;

6
drivers/net/enic/vnic_wq.c
View file

@ -77,8 +77,10 @@ void vnic_wq_free(struct vnic_wq *wq)
vnic_dev_free_desc_ring(vdev, &wq->ring);
for (i = 0; i < VNIC_WQ_BUF_BLKS_MAX; i++) {
kfree(wq->bufs[i]);
wq->bufs[i] = NULL;
if (wq->bufs[i]) {
kfree(wq->bufs[i]);
wq->bufs[i] = NULL;
}
}
wq->ctrl = NULL;