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dhcp: readability cleanups and small code shrink

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function                                             old     new   delta
udhcp_run_script                                     654     617     -37

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
This commit is contained in:
Denys Vlasenko
2010-05-30 23:41:23 +02:00
parent c88c1a0190
commit b7d19cc400
4 changed files with 53 additions and 48 deletions
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14
networking/udhcp/common.h
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@ -57,10 +57,20 @@ struct ip_udp_dhcp_packet {
struct dhcp_packet data;
} PACKED;
struct udp_dhcp_packet {
struct udphdr udp;
struct dhcp_packet data;
} PACKED;
enum {
IP_UPD_DHCP_SIZE = sizeof(struct ip_udp_dhcp_packet) - CONFIG_UDHCPC_SLACK_FOR_BUGGY_SERVERS,
UPD_DHCP_SIZE = sizeof(struct udp_dhcp_packet) - CONFIG_UDHCPC_SLACK_FOR_BUGGY_SERVERS,
DHCP_SIZE = sizeof(struct dhcp_packet) - CONFIG_UDHCPC_SLACK_FOR_BUGGY_SERVERS,
};
/* Let's see whether compiler understood us right */
struct BUG_bad_sizeof_struct_ip_udp_dhcp_packet {
char BUG_bad_sizeof_struct_ip_udp_dhcp_packet
[(sizeof(struct ip_udp_dhcp_packet) != 576 + CONFIG_UDHCPC_SLACK_FOR_BUGGY_SERVERS) ? -1 : 1];
char c[IP_UPD_DHCP_SIZE == 576 ? 1 : -1];
};