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authorJoe Hershberger <joe.hershberger@ni.com>2018-09-26 16:48:58 -0500
committerJoe Hershberger <joe.hershberger@ni.com>2018-10-10 12:28:58 -0500
commit3f02c98bd1000fc26ee2700fd5a75112cdeaca6c (patch)
tree89ce7087f91b06e5ad12442dd6487ab5d3f0c149 /net
parentc67a420781012abb5c888e2857efde12cf27284b (diff)
downloadu-boot-3f02c98bd1000fc26ee2700fd5a75112cdeaca6c.tar.gz
net: Add an accessor to know if waiting for ARP
This single-sources the state of the ARP. Signed-off-by: Joe Hershberger <joe.hershberger@ni.com> Reviewed-by: Simon Glass <sjg@chromium.org> Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Diffstat (limited to 'net')
-rw-r--r--net/arp.c11
1 files changed, 8 insertions, 3 deletions
diff --git a/net/arp.c b/net/arp.c
index b8a71684cd..ea685d9ac6 100644
--- a/net/arp.c
+++ b/net/arp.c
@@ -100,7 +100,7 @@ int arp_timeout_check(void)
{
ulong t;
- if (!net_arp_wait_packet_ip.s_addr)
+ if (!arp_is_waiting())
return 0;
t = get_timer(0);
@@ -187,8 +187,8 @@ void arp_receive(struct ethernet_hdr *et, struct ip_udp_hdr *ip, int len)
return;
case ARPOP_REPLY: /* arp reply */
- /* are we waiting for a reply */
- if (!net_arp_wait_packet_ip.s_addr)
+ /* are we waiting for a reply? */
+ if (!arp_is_waiting())
break;
#ifdef CONFIG_KEEP_SERVERADDR
@@ -233,3 +233,8 @@ void arp_receive(struct ethernet_hdr *et, struct ip_udp_hdr *ip, int len)
return;
}
}
+
+bool arp_is_waiting(void)
+{
+ return !!net_arp_wait_packet_ip.s_addr;
+}