[LTP] sendto syscall fails because of the error value missmatch from 3.6-rc1 kernel onwards

[Shyju PV <shyju.pv@huawei.com>]

LTP_Version: 2012-06-14 
LTP Test case: sendto01 
Description : Verifies the sendto syscall errorno for various failure cases 
Failure Analysis : when the invalid flag is set, The error no EOPNOTSUPP
(95) and syscall returns 0 .instead LTP expects EPIPE (32) and the syscall
return value as -1. 
Fix : Modify  the LTP code with respect the the system return values of the
latest kernel(3.6-rc1) 
Test case passed in Kernel 3.5 
Failed from  3.6-rc1,rc2and rc3 

Test output :: <<<test_output>>> 
incrementing stop 
sendto01    1  TPASS  :  bad file descriptor successful 
sendto01    2  TPASS  :  invalid socket successful 
sendto01    3  TPASS  :  invalid send buffer successful 
sendto01    4  TPASS  :  connected TCP successful 
sendto01    5  TPASS  :  not connected TCP successful 
sendto01    6  TPASS  :  invalid to buffer length successful 
sendto01    7  TPASS  :  invalid to buffer successful 
sendto01    8  TPASS  :  UDP message too big successful 
sendto01    9  TPASS  :  local endpoint shutdown successful 
sendto01   10  TFAIL  :  invalid flags set ; returned -1 (expected 0), errno
95 
(expected 32) 
<<<execution_status>>> 
initiation_status="ok" 
duration=0 termination_type=exited termination_id=1 corefile=no 
cutime=0 cstime=0 
<<<test_end>>> 
INFO: ltp-pan reported some tests FAIL

Shyju


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