diff options
Diffstat (limited to 'source4/lib/talloc.c')
| -rw-r--r-- | source4/lib/talloc.c | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/source4/lib/talloc.c b/source4/lib/talloc.c index 131edfcb81..239958258b 100644 --- a/source4/lib/talloc.c +++ b/source4/lib/talloc.c @@ -222,9 +222,13 @@ static int talloc_reference_destructor(void *ptr) */ void *talloc_reference(const void *context, const void *ptr) { - struct talloc_chunk *tc = talloc_chunk_from_ptr(ptr); + struct talloc_chunk *tc; struct talloc_reference_handle *handle; + if (ptr == NULL) return NULL; + + tc = talloc_chunk_from_ptr(ptr); handle = talloc_named_const(context, sizeof(*handle), TALLOC_MAGIC_REFERENCE); + if (handle == NULL) return NULL; /* note that we hang the destructor off the handle, not the @@ -273,6 +277,10 @@ int talloc_unlink(const void *context, void *ptr) struct talloc_chunk *tc_p, *new_p; void *new_parent; + if (ptr == NULL) { + return -1; + } + if (context == NULL) { context = null_context; } |