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| author | Denys Vlasenko | 2010-03-21 06:15:28 +0100 |
|---|---|---|
| committer | Denys Vlasenko | 2010-03-21 06:15:28 +0100 |
| commit | c7dc79e71ddbc1498736a2bbf65a3da179557f83 (patch) | |
| tree | ab470e39f11f432b2099d3ebbe779d224bc1efba /networking/udhcp/options.c | |
| parent | 2e7aa928360eb9b1c90fa2356734cee794b66516 (diff) | |
| download | busybox-c7dc79e71ddbc1498736a2bbf65a3da179557f83.zip busybox-c7dc79e71ddbc1498736a2bbf65a3da179557f83.tar.gz | |
udhcpd: untangle incredibly messy handling of DHCPREQUEST
Also fixes attacks possible via DHCPDECLINE / DHCPRELEASE
function old new delta
udhcpd_main 1846 1949 +103
send_renew 105 142 +37
send_NAK 61 - -61
send_ACK 180 - -180
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(add/remove: 0/2 grow/shrink: 2/0 up/down: 140/-241) Total: -101 bytes
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
Diffstat (limited to 'networking/udhcp/options.c')
| -rw-r--r-- | networking/udhcp/options.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/networking/udhcp/options.c b/networking/udhcp/options.c index 5bef985..29a2640 100644 --- a/networking/udhcp/options.c +++ b/networking/udhcp/options.c @@ -252,7 +252,7 @@ void FAST_FUNC add_simple_option(uint8_t *optionptr, uint8_t code, uint32_t data uint8_t option[6], len; option[OPT_CODE] = code; - len = dhcp_option_lengths[dh->flags & TYPE_MASK]; + len = dhcp_option_lengths[dh->flags & OPTION_TYPE_MASK]; option[OPT_LEN] = len; if (BB_BIG_ENDIAN) data <<= 8 * (4 - len); |