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-rw-r--r--net/net.c21
1 files changed, 11 insertions, 10 deletions
diff --git a/net/net.c b/net/net.c
index 54d8c25d49..3ac098fcff 100644
--- a/net/net.c
+++ b/net/net.c
@@ -22,9 +22,6 @@
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include <common.h>
#include <clock.h>
@@ -219,6 +216,7 @@ static int arp_request(IPaddr_t dest, unsigned char *ether)
static char *arp_packet;
struct ethernet *et;
unsigned retries = 0;
+ int ret;
if (!arp_packet) {
arp_packet = net_alloc_packet();
@@ -262,7 +260,9 @@ static int arp_request(IPaddr_t dest, unsigned char *ether)
arp_ether = ether;
- eth_send(arp_packet, ETHER_HDR_SIZE + ARP_HDR_SIZE);
+ ret = eth_send(arp_packet, ETHER_HDR_SIZE + ARP_HDR_SIZE);
+ if (ret)
+ return ret;
arp_start = get_time_ns();
while (arp_wait_ip) {
@@ -272,7 +272,9 @@ static int arp_request(IPaddr_t dest, unsigned char *ether)
if (is_timeout(arp_start, 3 * SECOND)) {
printf("T ");
arp_start = get_time_ns();
- eth_send(arp_packet, ETHER_HDR_SIZE + ARP_HDR_SIZE);
+ ret = eth_send(arp_packet, ETHER_HDR_SIZE + ARP_HDR_SIZE);
+ if (ret)
+ return ret;
retries++;
}
@@ -454,9 +456,7 @@ static int net_ip_send(struct net_connection *con, int len)
con->ip->check = 0;
con->ip->check = ~net_checksum((unsigned char *)con->ip, sizeof(struct iphdr));
- eth_send(con->packet, ETHER_HDR_SIZE + sizeof(struct iphdr) + len);
-
- return 0;
+ return eth_send(con->packet, ETHER_HDR_SIZE + sizeof(struct iphdr) + len);
}
int net_udp_send(struct net_connection *con, int len)
@@ -480,6 +480,7 @@ static int net_answer_arp(unsigned char *pkt, int len)
struct arprequest *arp = (struct arprequest *)(pkt + ETHER_HDR_SIZE);
struct ethernet *et = (struct ethernet *)pkt;
unsigned char *packet;
+ int ret;
debug("%s\n", __func__);
@@ -497,10 +498,10 @@ static int net_answer_arp(unsigned char *pkt, int len)
if (!packet)
return 0;
memcpy(packet, pkt, ETHER_HDR_SIZE + ARP_HDR_SIZE);
- eth_send(packet, ETHER_HDR_SIZE + ARP_HDR_SIZE);
+ ret = eth_send(packet, ETHER_HDR_SIZE + ARP_HDR_SIZE);
free(packet);
- return 0;
+ return ret;
}
static void net_bad_packet(unsigned char *pkt, int len)