ieee1394: eth1394: some conditions are unlikely
Signed-off-by: Stefan Richter <stefanr@s5r6.in-berlin.de>
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2e2173df68
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099398719b
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@ -1023,7 +1023,7 @@ static int ether1394_data_handler(struct net_device *dev, int srcid, int destid,
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if (!ud) {
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struct eth1394_node_ref *node;
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node = eth1394_find_node_nodeid(&priv->ip_node_list, srcid);
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if (!node) {
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if (unlikely(!node)) {
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HPSB_PRINT(KERN_ERR, "ether1394 rx: sender nodeid "
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"lookup failure: " NODE_BUS_FMT,
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NODE_BUS_ARGS(priv->host, srcid));
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@ -1048,7 +1048,7 @@ static int ether1394_data_handler(struct net_device *dev, int srcid, int destid,
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* high level network layer. */
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skb = dev_alloc_skb(len + dev->hard_header_len + 15);
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if (!skb) {
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if (unlikely(!skb)) {
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ETH1394_PRINT_G(KERN_ERR, "Out of memory\n");
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priv->stats.rx_dropped++;
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return -1;
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@ -1203,7 +1203,7 @@ static int ether1394_write(struct hpsb_host *host, int srcid, int destid,
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struct eth1394_host_info *hi;
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hi = hpsb_get_hostinfo(ð1394_highlevel, host);
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if (hi == NULL) {
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if (unlikely(!hi)) {
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ETH1394_PRINT_G(KERN_ERR, "No net device at fw-host%d\n",
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host->id);
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return RCODE_ADDRESS_ERROR;
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@ -1229,7 +1229,7 @@ static void ether1394_iso(struct hpsb_iso *iso)
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int nready;
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hi = hpsb_get_hostinfo(ð1394_highlevel, iso->host);
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if (hi == NULL) {
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if (unlikely(!hi)) {
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ETH1394_PRINT_G(KERN_ERR, "No net device at fw-host%d\n",
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iso->host->id);
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return;
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