add "wpad" DHCP option. Spotted some optimization opportunities: -80 bytes

git-svn-id: svn://busybox.net/trunk/busybox@16644 69ca8d6d-28ef-0310-b511-8ec308f3f277

1 files changed, 4 insertions, 2 deletions

diff --git a/networking/udhcp/script.c b/networking/udhcp/script.c
index 6e0ca885f..d44c80b9f 100644
--- a/networking/udhcp/script.c
+++ b/networking/udhcp/script.c
@@ -54,7 +54,8 @@ static int mton(struct in_addr *mask)
 
 
 /* Fill dest with the text of option 'option'. */
-static void fill_options(char *dest, uint8_t *option, struct dhcp_option *type_p)
+static void fill_options(char *dest, uint8_t *option,
+                        const struct dhcp_option *type_p)
 {
         int type, optlen;
         uint16_t val_u16;
@@ -152,7 +153,8 @@ static char **fill_envp(struct dhcpMessage *packet)
 
 
         for (i = 0; dhcp_options[i].code; i++) {
-                if (!(temp = get_option(packet, dhcp_options[i].code)))
+                temp = get_option(packet, dhcp_options[i].code);
+                if (temp)
                         continue;
                 envp[j] = xmalloc(upper_length(temp[OPT_LEN - 2],
                         dhcp_options[i].flags & TYPE_MASK) + strlen(dhcp_options[i].name) + 2);