lin-epics-modules/motorBase
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More error checks to prevent IOC crashing when controller powered-down.

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This commit is contained in:
Ron Sluiter
2010-04-29 14:08:19 +00:00
parent a691680383
commit fe49cfae67
1 changed files with 3 additions and 3 deletions
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motorApp/AerotechSrc/drvEnsembleAsyn.cc
+3 -3
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@@ -287,7 +287,7 @@ static int motorAxisClose(AXIS_HDL pAxis)
static int motorAxisGetInteger(AXIS_HDL pAxis, motorAxisParam_t function, int * value)
{
if (pAxis == NULL)
if (pAxis == NULL || pAxis->params == NULL)
return (MOTOR_AXIS_ERROR);
else
return (motorParam->getInteger(pAxis->params, (paramIndex) function, value));
@@ -295,7 +295,7 @@ static int motorAxisGetInteger(AXIS_HDL pAxis, motorAxisParam_t function, int *
static int motorAxisGetDouble(AXIS_HDL pAxis, motorAxisParam_t function, double * value)
{
if (pAxis == NULL)
if (pAxis == NULL || pAxis->params == NULL)
return (MOTOR_AXIS_ERROR);
else
return (motorParam->getDouble(pAxis->params, (paramIndex) function, value));
@@ -303,7 +303,7 @@ static int motorAxisGetDouble(AXIS_HDL pAxis, motorAxisParam_t function, double
static int motorAxisSetCallback(AXIS_HDL pAxis, motorAxisCallbackFunc callback, void * param)
{
if (pAxis == NULL)
if (pAxis == NULL || pAxis->params == NULL)
return (MOTOR_AXIS_ERROR);
else
return (motorParam->setCallback(pAxis->params, callback, param));