From f20366a0ad32fe1201308f89536fbb989e281f88 Mon Sep 17 00:00:00 2001
From: Johannes Schindelin <johannes.schindelin@gmx.de>
Date: Wed, 19 Apr 2017 16:16:44 +0200
Subject: [PATCH] mingw: avoid memory leak when splitting PATH

In the (admittedly, concocted) case that PATH consists only of path
delimiters, we would leak the duplicated string.

Reported by Coverity.

Signed-off-by: Johannes Schindelin <johannes.schindelin@gmx.de>
---
 compat/mingw.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/compat/mingw.c b/compat/mingw.c
index 0ec4d55731..ff53808ebe 100644
--- a/compat/mingw.c
+++ b/compat/mingw.c
@@ -1166,8 +1166,10 @@ static char **get_path_split(void)
 			++n;
 		}
 	}
-	if (!n)
+	if (!n) {
+		free(envpath);
 		return NULL;
+	}
 
 	ALLOC_ARRAY(path, n + 1);
 	p = envpath;