CVE request - kernel: sctp: fix to calc the INIT/INIT-ACK chunk length correctly to set

[Eugene Teo <eugene () redhat com>]

When calculating the INIT/INIT-ACK chunk length, we should not only 
account the length of parameters, but also the parameters zero padding 
length, such as AUTH HMACS parameter and CHUNKS parameter. Without the 
parameters zero padding length we may get oops.

Commit: http://git.kernel.org/linus/a8170c35e738d62e9919ce5b109cf4ed66e9

https://bugzilla.redhat.com/show_bug.cgi?id=695383

Thanks, Eugene
--
main(i) { putchar(182623909 >> (i-1) * 5&31|!!(i<7)<<6) && main(++i); }