* [PATCH net v5 7/7] libcxgbi: free skb after debug prints
@ 2014-12-10 1:43 Karen Xie
0 siblings, 0 replies; only message in thread
From: Karen Xie @ 2014-12-10 1:43 UTC (permalink / raw)
To: linux-scsi, netdev
Cc: kxie, hariprasad, anish, hch, James.Bottomley, michaelc, davem
[PATCH net v5 7/7] libcxgbi: free skb after debug prints
From: Karen Xie <kxie@chelsio.com>
The debug print was accessing the skb after it was freed.
Signed-off-by: Karen Xie <kxie@chelsio.com>
---
drivers/scsi/cxgbi/libcxgbi.c | 4 +++-
1 files changed, 3 insertions(+), 1 deletions(-)
diff --git a/drivers/scsi/cxgbi/libcxgbi.c b/drivers/scsi/cxgbi/libcxgbi.c
index 7da59c3..eb58afc 100644
--- a/drivers/scsi/cxgbi/libcxgbi.c
+++ b/drivers/scsi/cxgbi/libcxgbi.c
@@ -2294,10 +2294,12 @@ int cxgbi_conn_xmit_pdu(struct iscsi_task *task)
return err;
}
- kfree_skb(skb);
log_debug(1 << CXGBI_DBG_ISCSI | 1 << CXGBI_DBG_PDU_TX,
"itt 0x%x, skb 0x%p, len %u/%u, xmit err %d.\n",
task->itt, skb, skb->len, skb->data_len, err);
+
+ kfree_skb(skb);
+
iscsi_conn_printk(KERN_ERR, task->conn, "xmit err %d.\n", err);
iscsi_conn_failure(task->conn, ISCSI_ERR_XMIT_FAILED);
return err;
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