diff options
-rw-r--r-- | src/net/dhcpopts.c | 4 |
1 files changed, 1 insertions, 3 deletions
diff --git a/src/net/dhcpopts.c b/src/net/dhcpopts.c index 6d29a7b..8cd19cf 100644 --- a/src/net/dhcpopts.c +++ b/src/net/dhcpopts.c @@ -202,7 +202,6 @@ static int resize_dhcp_option ( struct dhcp_options *options, size_t new_encapsulator_len; void *source; void *dest; - void *end; int rc; /* Check for sufficient space */ @@ -245,8 +244,7 @@ static int resize_dhcp_option ( struct dhcp_options *options, option = dhcp_option ( options, offset ); source = ( ( ( void * ) option ) + old_len ); dest = ( ( ( void * ) option ) + new_len ); - end = ( options->data + options->alloc_len ); - memmove ( dest, source, ( end - dest ) ); + memmove ( dest, source, ( new_used_len - offset - new_len ) ); /* Shrink options block, if applicable */ if ( new_used_len < options->alloc_len ) { |