Bug 203054

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Description of problem:
When i function test program start , but all of program which use sendmsg doesn't work. it throws EINVAL. 
=====================================================
/lksctp-tools-1.0.6/src/func_tests/ 
$ test_1_to_1_sendmsg
test_1_to_1_sendmsg.c  1 PASS : sendmsg() with a bad socket descriptor - EBADF
test_1_to_1_sendmsg.c  2 PASS : sendmsg() with invalid socket - ENOTSOCK
test_1_to_1_sendmsg.c  3 PASS : sendmsg() on a listening socket - EPIPE
test_1_to_1_sendmsg.c  4 PASS : sendmsg() with invalid iovec ptr - EFAULT
test_1_to_1_sendmsg.c  5 PASS : sendmsg() with invalid iovec length - EINVAL
test_1_to_1_sendmsg.c  6 PASS : sendmsg() with invalid msghdr ptr - EFAULT
test_1_to_1_sendmsg.c  7 PASS : sendmsg() with invalid sinfo flags - EINVAL
test_1_to_1_sendmsg.c  8 PASS : sendmsg() with SCTP_EOF flag - EINVAL
test_1_to_1_sendmsg.c  9 PASS : sendmsg() with SCTP_ABORT flag - EINVAL
test_1_to_1_sendmsg.c 10 BROK : sendmsg from accept socket to client count:-1, errno:22
DUMP_CORE test_1_to_1_sendmsg.c: 322
=====================================================
it seems that "sendmsmg" cmsghdr 's size are different .



Version-Release number of selected component (if applicable):
lksctp-tools-1.0.6

How reproducible:
Always


Steps to Reproduce:
1. cd /lksctp-tools-1.0.6/src/func_tests/ 
2. run test_1_to_1_sendmsg
3. and print 

Actual Results:
test_1_to_1_sendmsg.c  1 PASS : sendmsg() with a bad socket descriptor - EBADF
test_1_to_1_sendmsg.c  2 PASS : sendmsg() with invalid socket - ENOTSOCK
test_1_to_1_sendmsg.c  3 PASS : sendmsg() on a listening socket - EPIPE
test_1_to_1_sendmsg.c  4 PASS : sendmsg() with invalid iovec ptr - EFAULT
test_1_to_1_sendmsg.c  5 PASS : sendmsg() with invalid iovec length - EINVAL
test_1_to_1_sendmsg.c  6 PASS : sendmsg() with invalid msghdr ptr - EFAULT
test_1_to_1_sendmsg.c  7 PASS : sendmsg() with invalid sinfo flags - EINVAL
test_1_to_1_sendmsg.c  8 PASS : sendmsg() with SCTP_EOF flag - EINVAL
test_1_to_1_sendmsg.c  9 PASS : sendmsg() with SCTP_ABORT flag - EINVAL
test_1_to_1_sendmsg.c 10 BROK : sendmsg from accept socket to client count:-1, errno:22

Expected Results:
test_1_to_1_sendmsg.c  1 PASS : sendmsg() with a bad socket descriptor - EBADF
test_1_to_1_sendmsg.c  2 PASS : sendmsg() with invalid socket - ENOTSOCK
test_1_to_1_sendmsg.c  3 PASS : sendmsg() on a listening socket - EPIPE
test_1_to_1_sendmsg.c  4 PASS : sendmsg() with invalid iovec ptr - EFAULT
test_1_to_1_sendmsg.c  5 PASS : sendmsg() with invalid iovec length - EINVAL
test_1_to_1_sendmsg.c  6 PASS : sendmsg() with invalid msghdr ptr - EFAULT
test_1_to_1_sendmsg.c  7 PASS : sendmsg() with invalid sinfo flags - EINVAL
test_1_to_1_sendmsg.c  8 PASS : sendmsg() with SCTP_EOF flag - EINVAL
test_1_to_1_sendmsg.c  9 PASS : sendmsg() with SCTP_ABORT flag - EINVAL
test_1_to_1_sendmsg.c 10 PASS : sendmsg() on a closed association - EPIPE
test_1_to_1_sendmsg.c 11 PASS : sendmsg() from accept socket to client - SUCCESS
test_1_to_1_sendmsg.c 12 PASS : sendmsg() from client to server - SUCCESS
test_1_to_1_sendmsg.c 13 PASS : sendmsg() from unconnected clt to server - SUCCESS
test_1_to_1_sendmsg.c 14 PASS : sendmsg() on a SHUT_RD socket - SUCCESS

Additional info:
we are using lksctp-1.0.6 in Linux AS 4 in 32-bit machine , but in 64-bit machine lksctp are not work.