ethernet/intel: Use list_for_each_entry() helper

Convert list_for_each() to list_for_each_entry() where applicable.

No functional changed.

Signed-off-by: Jinjie Ruan <ruanjinjie@huawei.com>
Reviewed-by: Jacob Keller <jacob.e.keller@intel.com>
Tested-by: Rafal Romanowski <rafal.romanowski@intel.com>
Signed-off-by: Tony Nguyen <anthony.l.nguyen@intel.com>
Reviewed-by: Simon Horman <horms@kernel.org>
Link: https://lore.kernel.org/r/20230919170409.1581074-1-anthony.l.nguyen@intel.com
Signed-off-by: Paolo Abeni <pabeni@redhat.com>

drivers/net/ethernet/intel/igb/igb_main.c

@@ -7857,7 +7857,6 @@ static int igb_set_vf_mac_filter(struct igb_adapter *adapter, const int vf,
 {
 	struct pci_dev *pdev = adapter->pdev;
 	struct vf_data_storage *vf_data = &adapter->vf_data[vf];
-	struct list_head *pos;
 	struct vf_mac_filter *entry = NULL;
 	int ret = 0;
 
@@ -7878,8 +7877,7 @@ static int igb_set_vf_mac_filter(struct igb_adapter *adapter, const int vf,
 	switch (info) {
 	case E1000_VF_MAC_FILTER_CLR:
 		/* remove all unicast MAC filters related to the current VF */
-		list_for_each(pos, &adapter->vf_macs.l) {
-			entry = list_entry(pos, struct vf_mac_filter, l);
+		list_for_each_entry(entry, &adapter->vf_macs.l, l) {
 			if (entry->vf == vf) {
 				entry->vf = -1;
 				entry->free = true;
@@ -7889,8 +7887,7 @@ static int igb_set_vf_mac_filter(struct igb_adapter *adapter, const int vf,
 		break;
 	case E1000_VF_MAC_FILTER_ADD:
 		/* try to find empty slot in the list */
-		list_for_each(pos, &adapter->vf_macs.l) {
-			entry = list_entry(pos, struct vf_mac_filter, l);
+		list_for_each_entry(entry, &adapter->vf_macs.l, l) {
 			if (entry->free)
 				break;
 		}

drivers/net/ethernet/intel/ixgbe/ixgbe_sriov.c

@@ -639,12 +639,10 @@ static int ixgbe_set_vf_macvlan(struct ixgbe_adapter *adapter,
 				int vf, int index, unsigned char *mac_addr)
 {
 	struct vf_macvlans *entry;
-	struct list_head *pos;
 	int retval = 0;
 
 	if (index <= 1) {
-		list_for_each(pos, &adapter->vf_mvs.l) {
-			entry = list_entry(pos, struct vf_macvlans, l);
+		list_for_each_entry(entry, &adapter->vf_mvs.l, l) {
 			if (entry->vf == vf) {
 				entry->vf = -1;
 				entry->free = true;
@@ -664,8 +662,7 @@ static int ixgbe_set_vf_macvlan(struct ixgbe_adapter *adapter,
 
 	entry = NULL;
 
-	list_for_each(pos, &adapter->vf_mvs.l) {
-		entry = list_entry(pos, struct vf_macvlans, l);
+	list_for_each_entry(entry, &adapter->vf_mvs.l, l) {
 		if (entry->free)
 			break;
 	}