diff options
| -rw-r--r-- | src/net/ipv6.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/src/net/ipv6.c b/src/net/ipv6.c index 77124940..3c374168 100644 --- a/src/net/ipv6.c +++ b/src/net/ipv6.c @@ -515,7 +515,8 @@ static int ipv6_tx ( struct io_buffer *iobuf, } if ( sin6_src && ! IN6_IS_ADDR_UNSPECIFIED ( &sin6_src->sin6_addr ) ) src = &sin6_src->sin6_addr; - memcpy ( &iphdr->src, src, sizeof ( iphdr->src ) ); + if ( src ) + memcpy ( &iphdr->src, src, sizeof ( iphdr->src ) ); /* Fix up checksums */ if ( trans_csum ) { |