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Fix crash on exceeding DHCP lease limit.

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This commit is contained in:
Simon Kelley
2013-04-11 14:07:02 +01:00
parent 81925ab73a
commit 0b0a73c1c9
2 changed files with 15 additions and 4 deletions
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15
src/lease.c
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@@ -703,8 +703,11 @@ static struct dhcp_lease *lease_allocate(void)
struct dhcp_lease *lease4_allocate(struct in_addr addr)
{
struct dhcp_lease *lease = lease_allocate();
lease->addr = addr;
lease->hwaddr_len = 256; /* illegal value */
if (lease)
{
lease->addr = addr;
lease->hwaddr_len = 256; /* illegal value */
}
return lease;
}
@@ -713,8 +716,12 @@ struct dhcp_lease *lease4_allocate(struct in_addr addr)
struct dhcp_lease *lease6_allocate(struct in6_addr *addrp, int lease_type)
{
struct dhcp_lease *lease = lease_allocate();
memcpy(lease->hwaddr, addrp, sizeof(*addrp)) ;
lease->flags |= lease_type;
if (lease)
{
memcpy(lease->hwaddr, addrp, sizeof(*addrp)) ;
lease->flags |= lease_type;
}
return lease;
}