udhcpc: regularize the names of receiving functions,

pause on "serious failure to receive".
Some misc fixes are also folded in here.

1 files changed, 2 insertions, 2 deletions

diff --git a/networking/udhcp/clientpacket.c b/networking/udhcp/clientpacket.c
index f826c1b94..c562c1200 100644
--- a/networking/udhcp/clientpacket.c
+++ b/networking/udhcp/clientpacket.c
@@ -175,7 +175,7 @@ int send_release(uint32_t server, uint32_t ciaddr)
 
 
 /* Returns -1 on errors that are fatal for the socket, -2 for those that aren't */
-int get_raw_packet(struct dhcpMessage *payload, int fd)
+int udhcp_recv_raw_packet(struct dhcpMessage *payload, int fd)
 {
         int bytes;
         struct udp_dhcp_packet packet;
@@ -185,7 +185,7 @@ int get_raw_packet(struct dhcpMessage *payload, int fd)
         bytes = safe_read(fd, &packet, sizeof(packet));
         if (bytes < 0) {
                 DEBUG("Cannot read on raw listening socket - ignoring");
-                sleep(1); /* possible down interface, looping condition */
+                /* NB: possible down interface, etc. Caller should pause. */
                 return bytes; /* returns -1 */
         }