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Diffstat (limited to 'cpukit/rtems/src/timerfirewhen.c')
| -rw-r--r-- | cpukit/rtems/src/timerfirewhen.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/cpukit/rtems/src/timerfirewhen.c b/cpukit/rtems/src/timerfirewhen.c index 5ab4afc0c5..27175ff027 100644 --- a/cpukit/rtems/src/timerfirewhen.c +++ b/cpukit/rtems/src/timerfirewhen.c @@ -55,6 +55,9 @@ rtems_status_code rtems_timer_fire_when( if ( !_TOD_Validate( wall_time ) ) return RTEMS_INVALID_CLOCK; + if ( !routine ) + return RTEMS_INVALID_ADDRESS; + seconds = _TOD_To_seconds( wall_time ); if ( seconds <= _TOD_Seconds_since_epoch ) return RTEMS_INVALID_CLOCK; |