[PATCH v2] qed: Fix to use list_for_each_entry_safe() when delete items

[Wei Yongjun]

From: Wei Yongjun <weiyongj...@huawei.com>

Since we will remove items off the list using list_del() we need
to use a safe version of the list_for_each_entry() macro aptly named
list_for_each_entry_safe().

Signed-off-by: Wei Yongjun <weiyongj...@huawei.com>
Acked-by: Yuval Mintz <yuval.mi...@caviumnetworks.com>
---
v1 -> v2: use tmp_buffer instead of tmp
---
 drivers/net/ethernet/qlogic/qed/qed_ll2.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/net/ethernet/qlogic/qed/qed_ll2.c 
b/drivers/net/ethernet/qlogic/qed/qed_ll2.c
index a6db107..02a8be2 100644
--- a/drivers/net/ethernet/qlogic/qed/qed_ll2.c
+++ b/drivers/net/ethernet/qlogic/qed/qed_ll2.c
@@ -1517,7 +1517,7 @@ static void qed_ll2_register_cb_ops(struct qed_dev *cdev,
 static int qed_ll2_start(struct qed_dev *cdev, struct qed_ll2_params *params)
 {
        struct qed_ll2_info ll2_info;
-       struct qed_ll2_buffer *buffer;
+       struct qed_ll2_buffer *buffer, *tmp_buffer;
        enum qed_ll2_conn_type conn_type;
        struct qed_ptt *p_ptt;
        int rc, i;
@@ -1587,7 +1587,7 @@ static int qed_ll2_start(struct qed_dev *cdev, struct 
qed_ll2_params *params)
 
        /* Post all Rx buffers to FW */
        spin_lock_bh(&cdev->ll2->lock);
-       list_for_each_entry(buffer, &cdev->ll2->list, list) {
+       list_for_each_entry_safe(buffer, tmp_buffer, &cdev->ll2->list, list) {
                rc = qed_ll2_post_rx_buffer(QED_LEADING_HWFN(cdev),
                                            cdev->ll2->handle,
                                            buffer->phys_addr, 0, buffer, 1);