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-rw-r--r--source3/lib/util.c9
1 files changed, 7 insertions, 2 deletions
diff --git a/source3/lib/util.c b/source3/lib/util.c
index 63939e0ecf..3409124fe2 100644
--- a/source3/lib/util.c
+++ b/source3/lib/util.c
@@ -2098,17 +2098,22 @@ static void free_data_blob(DATA_BLOB *d)
/*******************************************************************
construct a data blob, must be freed with data_blob_free()
+ you can pass NULL for p and get a blank data blob
*******************************************************************/
DATA_BLOB data_blob(const void *p, size_t length)
{
DATA_BLOB ret;
- if (!p || !length) {
+ if (!length) {
ZERO_STRUCT(ret);
return ret;
}
- ret.data = smb_xmemdup(p, length);
+ if (p) {
+ ret.data = smb_xmemdup(p, length);
+ } else {
+ ret.data = smb_xmalloc(length);
+ }
ret.length = length;
ret.free = free_data_blob;
return ret;