Creating a reference requires a new_sha1 that is not NULL and not
null_sha1.
Signed-off-by: Michael Haggerty <mhag...@alum.mit.edu>
---
refs.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/refs.c b/refs.c
index 6bd6581..8ab1f8e 100644
--- a/refs.c
+++ b/refs.c
@@ -3691,6 +3691,8 @@ int ref_transaction_create(struct ref_transaction
*transaction,
int flags, const char *msg,
struct strbuf *err)
{
+ if (!new_sha1 || is_null_sha1(new_sha1))
+ die("BUG: create called without valid new_sha1");
return ref_transaction_update(transaction, refname, new_sha1,
null_sha1, flags, msg, err);
}
--
2.1.4
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