build: drop unused variable

Compilation for mingw failed:

../../src/util/virutil.c: In function 'virGetWin32DirectoryRoot':
../../src/util/virutil.c:1094:9: error: unused variable 'ret' [-Werror=unused-variable]

* src/util/virutil.c (virGetWin32DirectoryRoot): Silence compiler
warning.

Signed-off-by: Eric Blake <eblake@redhat.com>

diff --git a/src/util/virutil.c b/src/util/virutil.c
index 028f1d184bf2ac275e3d8a35730c7a16f47b6892..a29da14ece26a6084e9ab03aa862933b55391513 100644 (file)
--- a/src/util/virutil.c
+++ b/src/util/virutil.c
@@ -1091,7 +1091,6 @@ static int
 virGetWin32DirectoryRoot(char **path)
 {
     char windowsdir[MAX_PATH];
-    int ret = 0;
 
     *path = NULL;