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-rw-r--r--builtin/fsck.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/builtin/fsck.c b/builtin/fsck.c
index 55eac756f7..b08bc8be24 100644
--- a/builtin/fsck.c
+++ b/builtin/fsck.c
@@ -356,6 +356,10 @@ static int fsck_sha1(const unsigned char *sha1)
static int fsck_obj_buffer(const unsigned char *sha1, enum object_type type,
unsigned long size, void *buffer, int *eaten)
{
+ /*
+ * Note, buffer may be NULL if type is OBJ_BLOB. See
+ * verify_packfile(), data_valid variable for details.
+ */
struct object *obj;
obj = parse_object_buffer(sha1, type, size, buffer, eaten);
if (!obj) {