[libmediaart] extract: Initialize variable

[Carlos Garnacho <carlosg src gnome org>]

commit 187eea4359e88589beb7ecebae61599982090e1e
Author: Carlos Garnacho <carlosg gnome org>
Date:   Thu Dec 15 00:11:32 2016 +0100

    extract: Initialize variable
    
    There are paths where the stop variable is not set, so might
    end up with an uninitialized value when checked.

 libmediaart/extract.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/libmediaart/extract.c b/libmediaart/extract.c
index 1169d2c..a388cd0 100644
--- a/libmediaart/extract.c
+++ b/libmediaart/extract.c
@@ -328,7 +328,7 @@ file_get_checksum_if_exists (GChecksumType   checksum_type,
        GError *local_error = NULL;
        gssize rsize;
        guchar buffer[1024];
-       gboolean stop;
+       gboolean stop = FALSE;
 
        file = g_file_new_for_path (path);
        stream = g_file_read (file, NULL, &local_error);