Re: [PATCH 1/2] docs: add a basic description of the config API

-- >8 --
Subject: drop odd return value semantics from userdiff_config
...
 5 files changed, 12 insertions(+), 37 deletions(-)

diff --git a/builtin/blame.c b/builtin/blame.c
index 5a67c20..01956c8 100644
--- a/builtin/blame.c
+++ b/builtin/blame.c

@@ -2050,14 +2050,8 @@ static int git_blame_config(const char *var, const char *value, void *cb)
 		return 0;
 	}
 
-	switch (userdiff_config(var, value)) {
-	case 0:
-		break;
-	case -1:
+	if (userdiff_config(var, value) < 0)
 		return -1;
-	default:
-		return 0;
-	}
 
 	return git_default_config(var, value, cb);
 }

...