[PATCH 6/7] drivers/net/ethernet/broadcom/cnic.c: remove invalid reference to list iterator variable
From: Julia Lawall <hidden>
Date: 2012-07-08 11:38:25
From: Julia Lawall <redacted> If list_for_each_entry, etc complete a traversal of the list, the iterator variable ends up pointing to an address at an offset from the list head, and not a meaningful structure. Thus this value should not be used after the end of the iterator. There does not seem to be a meaningful value to provide to netdev_warn. Replace with pr_warn, since pr_err is used elsewhere. This problem was found using Coccinelle (http://coccinelle.lip6.fr/). Signed-off-by: Julia Lawall <redacted> --- drivers/net/ethernet/broadcom/cnic.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/net/ethernet/broadcom/cnic.c b/drivers/net/ethernet/broadcom/cnic.c
index 22ad7b6..6eaca60 100644
--- a/drivers/net/ethernet/broadcom/cnic.c
+++ b/drivers/net/ethernet/broadcom/cnic.c@@ -542,7 +542,8 @@ int cnic_unregister_driver(int ulp_type) } if (atomic_read(&ulp_ops->ref_count) != 0) - netdev_warn(dev->netdev, "Failed waiting for ref count to go to zero\n"); + pr_warn("%s: Failed waiting for ref count to go to zero\n", + __func__); return 0; out_unlock: