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+ Moved error checks to before the dispatch disable where possible.

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+  Modified correct return path to call _ITRON_return_errorno( E_OK ) instead
   of enabling dispatching and returning E_OK.
This commit is contained in:
Joel Sherrill
1999-11-12 21:15:12 +00:00
parent 2183b65b81
commit c257429f61
2 changed files with 24 additions and 26 deletions
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25
c/src/exec/itron/src/cre_tsk.c
View File

@@ -31,18 +31,12 @@ ER cre_tsk(
boolean status;
Priority_Control core_priority;
/*
* Disable dispatching.
*/
_Thread_Disable_dispatch();
/*
* Validate Parameters.
*/
if ( pk_ctsk == NULL )
_ITRON_return_errorno( E_PAR );
return E_PAR;
if ((pk_ctsk->tskatr != TA_ASM ) &&
(pk_ctsk->tskatr != TA_HLNG) &&
@@ -54,15 +48,21 @@ ER cre_tsk(
(pk_ctsk->tskatr != TA_COP5) &&
(pk_ctsk->tskatr != TA_COP6) &&
(pk_ctsk->tskatr != TA_COP7))
_ITRON_return_errorno( E_RSATR );
return E_RSATR;
if (( pk_ctsk->itskpri <= 0 ) || ( pk_ctsk->itskpri >= 256 ))
_ITRON_return_errorno( E_PAR );
return E_PAR;
if ( pk_ctsk->task == NULL )
_ITRON_return_errorno( E_PAR );
return E_PAR;
if ( pk_ctsk->stksz < 0 )
_ITRON_return_errorno( E_PAR );
return E_PAR;
/*
* Disable dispatching.
*/
_Thread_Disable_dispatch();
/*
* allocate the thread.
*/
@@ -106,8 +106,7 @@ ER cre_tsk(
the_thread->Start.entry_point = (Thread_Entry) pk_ctsk->task;
_Thread_Enable_dispatch();
return E_OK;
_ITRON_return_errorno( E_OK );
}

25
cpukit/itron/src/cre_tsk.c
View File

@@ -31,18 +31,12 @@ ER cre_tsk(
boolean status;
Priority_Control core_priority;
/*
* Disable dispatching.
*/
_Thread_Disable_dispatch();
/*
* Validate Parameters.
*/
if ( pk_ctsk == NULL )
_ITRON_return_errorno( E_PAR );
return E_PAR;
if ((pk_ctsk->tskatr != TA_ASM ) &&
(pk_ctsk->tskatr != TA_HLNG) &&
@@ -54,15 +48,21 @@ ER cre_tsk(
(pk_ctsk->tskatr != TA_COP5) &&
(pk_ctsk->tskatr != TA_COP6) &&
(pk_ctsk->tskatr != TA_COP7))
_ITRON_return_errorno( E_RSATR );
return E_RSATR;
if (( pk_ctsk->itskpri <= 0 ) || ( pk_ctsk->itskpri >= 256 ))
_ITRON_return_errorno( E_PAR );
return E_PAR;
if ( pk_ctsk->task == NULL )
_ITRON_return_errorno( E_PAR );
return E_PAR;
if ( pk_ctsk->stksz < 0 )
_ITRON_return_errorno( E_PAR );
return E_PAR;
/*
* Disable dispatching.
*/
_Thread_Disable_dispatch();
/*
* allocate the thread.
*/
@@ -106,8 +106,7 @@ ER cre_tsk(
the_thread->Start.entry_point = (Thread_Entry) pk_ctsk->task;
_Thread_Enable_dispatch();
return E_OK;
_ITRON_return_errorno( E_OK );
}