From 771599745cfe2a306dc45f2f299b9bfbfa19601b Mon Sep 17 00:00:00 2001
From: John Darrington <john@darrington.wattle.id.au>
Date: Sun, 2 Aug 2020 11:44:18 +0200
Subject: [PATCH] Avoid warnings about ! being passed a non-boolean

---
 src/data/case.h      | 2 +-
 src/data/caseproto.h | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/data/case.h b/src/data/case.h
index 1f5e192f3d..4b20d477d6 100644
--- a/src/data/case.h
+++ b/src/data/case.h
@@ -138,7 +138,7 @@ case_unshare (struct ccase *c)
 static inline void
 case_unref (struct ccase *c)
 {
-  if (c != NULL && !--c->ref_cnt)
+  if (c != NULL && --c->ref_cnt == 0)
     case_unref__ (c);
 }
 
diff --git a/src/data/caseproto.h b/src/data/caseproto.h
index 207ecacedb..1556efb5df 100644
--- a/src/data/caseproto.h
+++ b/src/data/caseproto.h
@@ -156,7 +156,7 @@ caseproto_ref (const struct caseproto *proto_)
 static inline void
 caseproto_unref (struct caseproto *proto)
 {
-  if (proto != NULL && !--proto->ref_cnt)
+  if (proto != NULL && --proto->ref_cnt == 0)
     caseproto_free__ (proto);
 }
 
-- 
2.30.2