From 0a210b4e7e4b1f17fcca3594082eb2e1ad9fd414 Mon Sep 17 00:00:00 2001
From: Nathan Fisher <jeang3nie@hitchhiker-linux.org>
Date: Tue, 22 Aug 2023 13:17:54 -0400
Subject: [PATCH] Fix UB in `load_sha256` test caused by accessing incorrect
 union field

---
 linkmap.c          | 2 +-
 test/load_sha256.c | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/linkmap.c b/linkmap.c
index 726c60a..5445419 100644
--- a/linkmap.c
+++ b/linkmap.c
@@ -150,7 +150,7 @@ char* haggis_linkmap_get_or_add(haggis_linkmap *map, ino_t inode, char * path) {
         ino_t val;
         u8 bytes[sizeof(ino_t)];
     } key;
-    char * target = NULL;
+    char * target = "";
     size_t idx, hash;
     haggis_bucket *b;
 
diff --git a/test/load_sha256.c b/test/load_sha256.c
index 6a35380..d01c1d0 100644
--- a/test/load_sha256.c
+++ b/test/load_sha256.c
@@ -13,7 +13,7 @@ int main() {
     if (haggis_load_cksum(f, &cksum)) return 1;
     assert(cksum.tag == sha256);
     for (i = 0; i < 32; i++) {
-        assert(cksum.sum.sha1[i] == (uint8_t)i);
+        assert(cksum.sum.sha256[i] == (uint8_t)i);
     }
     fclose(f);
 }