[PATCH v3 10/11] reftable: handle null refnames in reftable_ref_record_equal

["Han-Wen Nienhuys via GitGitGadget" <gitgitgadget@xxxxxxxxx>]

From: Han-Wen Nienhuys <hanwen@xxxxxxxxxx>

Spotted by Coverity.

Signed-off-by: Han-Wen Nienhuys <hanwen@xxxxxxxxxx>
---
 reftable/record.c | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/reftable/record.c b/reftable/record.c
index 8536bd03aa9..8bbcbff1e69 100644
--- a/reftable/record.c
+++ b/reftable/record.c
@@ -1154,9 +1154,11 @@ int reftable_ref_record_equal(struct reftable_ref_record *a,
 			      struct reftable_ref_record *b, int hash_size)
 {
 	assert(hash_size > 0);
-	if (!(0 == strcmp(a->refname, b->refname) &&
-	      a->update_index == b->update_index &&
-	      a->value_type == b->value_type))
+	if (!null_streq(a->refname, b->refname))
+		return 0;
+
+	if (a->update_index != b->update_index ||
+	    a->value_type != b->value_type)
 		return 0;
 
 	switch (a->value_type) {
-- 
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