On Wed, May 27, 2015 at 04:41:18PM +0000, David Laight wrote: > The code will be sleeping in kernel_accept() and later calls > kernel_getpeername(). > The code is used for both TCP and SCTP and this part is common (using > the TCP semantics). getpeername uses a different flow, it calls into inet6_getname which will always return the AF_INET6 version. The call to sctp_v6_addr_to_user after is to support the v6->v4 coversion when SCTP_I_WANT_MAPPED_V4_ADDR=0, it will never do the broken v4->v6 conversion. Jason -- To unsubscribe from this list: send the line "unsubscribe linux-sctp" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html