Address MinGW compiler warnings (harmless)

[wimlib] / src / wimboot.c

diff --git a/src/wimboot.c b/src/wimboot.c
index 467f9fb389c5dcd967cfb65e14bacae9e724d7e4..e8fecaf986a31e6a59260385e8aba97f3f8b62c1 100644 (file)
--- a/src/wimboot.c
+++ b/src/wimboot.c
@@ -798,10 +798,10 @@ update_wimoverlay_manually(const wchar_t *drive, const wchar_t *wim_path,
        wchar_t path_backup[] = L"A:\\System Volume Information\\WimOverlay.backup";
        wchar_t path_wimlib_backup[] = L"A:\\System Volume Information\\WimOverlay.wimlib_backup";
        wchar_t path_new[] = L"A:\\System Volume Information\\WimOverlay.wimlib_new";
-       void *old_contents;
-       void *new_contents;
-       u32 new_contents_size;
-       u64 new_data_source_id;
+       void *old_contents = NULL;
+       void *new_contents = NULL;
+       u32 new_contents_size = 0;
+       u64 new_data_source_id = -1;
        int ret;
 
        wimlib_assert(drive[0] != L'\0' &&