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-rw-r--r--cpukit/rtems/src/dpmemcreate.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/cpukit/rtems/src/dpmemcreate.c b/cpukit/rtems/src/dpmemcreate.c
index 30c8233aa3..7c6e3604b0 100644
--- a/cpukit/rtems/src/dpmemcreate.c
+++ b/cpukit/rtems/src/dpmemcreate.c
@@ -52,6 +52,9 @@ rtems_status_code rtems_port_create(
if ( !rtems_is_name_valid( name) )
return RTEMS_INVALID_NAME;
+ if ( !id )
+ return RTEMS_INVALID_ADDRESS;
+
if ( !_Addresses_Is_aligned( internal_start ) ||
!_Addresses_Is_aligned( external_start ) )
return RTEMS_INVALID_ADDRESS;