From 832177901a61aeda1f2122e323c39881ec84af65 Mon Sep 17 00:00:00 2001 From: Roopa Prabhu Date: Tue, 10 Aug 2010 18:55:20 +0000 Subject: [PATCH] enic: Check if rq/wq buf not NULL before freeing them Signed-off-by: Scott Feldman Signed-off-by: Roopa Prabhu Signed-off-by: Vasanthy Kolluri Signed-off-by: David S. Miller --- drivers/net/enic/vnic_rq.c | 6 ++++-- drivers/net/enic/vnic_wq.c | 6 ++++-- 2 files changed, 8 insertions(+), 4 deletions(-) diff --git a/drivers/net/enic/vnic_rq.c b/drivers/net/enic/vnic_rq.c index dbb2aca258b9..b236d7cbc137 100644 --- a/drivers/net/enic/vnic_rq.c +++ b/drivers/net/enic/vnic_rq.c @@ -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; diff --git a/drivers/net/enic/vnic_wq.c b/drivers/net/enic/vnic_wq.c index 122e33bcc578..4b2a6c6a569b 100644 --- a/drivers/net/enic/vnic_wq.c +++ b/drivers/net/enic/vnic_wq.c @@ -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; -- 2.20.1