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-rw-r--r--cpukit/score/src/freechain.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/cpukit/score/src/freechain.c b/cpukit/score/src/freechain.c
index 84b4c63461..301e9b28b0 100644
--- a/cpukit/score/src/freechain.c
+++ b/cpukit/score/src/freechain.c
@@ -74,5 +74,7 @@ void *_Freechain_Get(
void _Freechain_Put( Freechain_Control *freechain, void *node )
{
- _Chain_Prepend_unprotected( &freechain->Free, node );
+ if ( node != NULL ) {
+ _Chain_Prepend_unprotected( &freechain->Free, node );
+ }
}