X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=drivers%2Fnet%2Fibmveth.c;h=acba90f1638e7596edc6fe7e14bc11240f029197;hb=c87ce65868bbf9bbea9c3f112ff8315302daf8f2;hp=d96eb72295488fe486136df191a3a0f8c8b6b96d;hpb=2d896c780db9cda5dc102bf7a0a2cd4394c1342e;p=linux-2.6

diff --git a/drivers/net/ibmveth.c b/drivers/net/ibmveth.c
index d96eb72295..acba90f163 100644
--- a/drivers/net/ibmveth.c
+++ b/drivers/net/ibmveth.c
@@ -963,7 +963,7 @@ static int __devinit ibmveth_probe(struct vio_dev *dev, const struct vio_device_
 {
 	int rc, i;
 	struct net_device *netdev;
-	struct ibmveth_adapter *adapter = NULL;
+	struct ibmveth_adapter *adapter;
 
 	unsigned char *mac_addr_p;
 	unsigned int *mcastFilterSize_p;
@@ -997,7 +997,6 @@ static int __devinit ibmveth_probe(struct vio_dev *dev, const struct vio_device_
 	SET_MODULE_OWNER(netdev);
 
 	adapter = netdev->priv;
-	memset(adapter, 0, sizeof(adapter));
 	dev->dev.driver_data = netdev;
 
 	adapter->vdev = dev;
@@ -1280,24 +1279,28 @@ const char * buf, size_t count)
 			int i;
 			/* Make sure there is a buffer pool with buffers that
 			   can hold a packet of the size of the MTU */
-			for(i = 0; i<IbmVethNumBufferPools; i++) {
+			for (i = 0; i < IbmVethNumBufferPools; i++) {
 				if (pool == &adapter->rx_buff_pool[i])
 					continue;
 				if (!adapter->rx_buff_pool[i].active)
 					continue;
-				if (mtu < adapter->rx_buff_pool[i].buff_size) {
-					pool->active = 0;
-					h_free_logical_lan_buffer(adapter->
-								  vdev->
-								  unit_address,
-								  pool->
-								  buff_size);
-				}
+				if (mtu <= adapter->rx_buff_pool[i].buff_size)
+					break;
 			}
-			if (pool->active) {
+
+			if (i == IbmVethNumBufferPools) {
 				ibmveth_error_printk("no active pool >= MTU\n");
 				return -EPERM;
 			}
+
+			pool->active = 0;
+			if (netif_running(netdev)) {
+				adapter->pool_config = 1;
+				ibmveth_close(netdev);
+				adapter->pool_config = 0;
+				if ((rc = ibmveth_open(netdev)))
+					return rc;
+			}
 		}
 	} else if (attr == &veth_num_attr) {
 		if (value <= 0 || value > IBMVETH_MAX_POOL_COUNT)