X-Git-Url: https://git.kernel.dk/?p=fio.git;a=blobdiff_plain;f=diskutil.c;h=52d87f6433d85132b2ae2fd3e6bfdc127fc64393;hp=98ae2fe302008bf0c2b10cd55cb80c0a2b7327ae;hb=1e564979edb07cf889ab160765e36a031990c2ad;hpb=504bc961f25d09ef304412cd365101912bb3fd6d

diff --git a/diskutil.c b/diskutil.c
index 98ae2fe3..52d87f64 100644
--- a/diskutil.c
+++ b/diskutil.c
@@ -694,6 +694,9 @@ void show_disk_util(int terse, struct json_object *parent)
 	struct flist_head *entry;
 	struct disk_util *du;
 
+	if (!disk_util_mutex)
+		return;
+
 	fio_mutex_down(disk_util_mutex);
 
 	if (flist_empty(&disk_list)) {