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udhcpd: reduce stack usage by ~700 bytes. +28 bytes code size

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Signed-off-by: Denys Vlasenko <dvlasenk@redhat.com>
This commit is contained in:
Denys Vlasenko
2010-10-21 12:33:10 +02:00
parent 08187356d7
commit 0bb35e19a7
2 changed files with 14 additions and 5 deletions
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12
networking/udhcp/dhcpd.c
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@@ -132,7 +132,8 @@ static uint32_t select_lease_time(struct dhcp_packet *packet)
}
/* We got a DHCP DISCOVER. Send an OFFER. */
static void send_offer(struct dhcp_packet *oldpacket, uint32_t static_lease_nip, struct dyn_lease *lease)
/* NOINLINE: limit stack usage in caller */
static NOINLINE void send_offer(struct dhcp_packet *oldpacket, uint32_t static_lease_nip, struct dyn_lease *lease)
{
struct dhcp_packet packet;
uint32_t lease_time_sec;
@@ -202,7 +203,8 @@ static void send_offer(struct dhcp_packet *oldpacket, uint32_t static_lease_nip,
send_packet(&packet, /*force_bcast:*/ 0);
}
static void send_NAK(struct dhcp_packet *oldpacket)
/* NOINLINE: limit stack usage in caller */
static NOINLINE void send_NAK(struct dhcp_packet *oldpacket)
{
struct dhcp_packet packet;
@@ -212,7 +214,8 @@ static void send_NAK(struct dhcp_packet *oldpacket)
send_packet(&packet, /*force_bcast:*/ 1);
}
static void send_ACK(struct dhcp_packet *oldpacket, uint32_t yiaddr)
/* NOINLINE: limit stack usage in caller */
static NOINLINE void send_ACK(struct dhcp_packet *oldpacket, uint32_t yiaddr)
{
struct dhcp_packet packet;
uint32_t lease_time_sec;
@@ -243,7 +246,8 @@ static void send_ACK(struct dhcp_packet *oldpacket, uint32_t yiaddr)
}
}
static void send_inform(struct dhcp_packet *oldpacket)
/* NOINLINE: limit stack usage in caller */
static NOINLINE void send_inform(struct dhcp_packet *oldpacket)
{
struct dhcp_packet packet;