blkid: if parameters are given, do not scan /dev

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>

1 files changed, 4 insertions, 1 deletions

diff --git a/util-linux/blkid.c b/util-linux/blkid.c
index a9fd9f361..1bbc80311 100644
--- a/util-linux/blkid.c
+++ b/util-linux/blkid.c
@@ -18,11 +18,14 @@
 int blkid_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
 int blkid_main(int argc UNUSED_PARAM, char **argv)
 {
+	int scan_devices = 1;
+
 	while (*++argv) {
 		/* Note: bogus device names don't cause any error messages */
 		add_to_uuid_cache(*argv);
+		scan_devices = 0;
 	}
 
-	display_uuid_cache();
+	display_uuid_cache(scan_devices);
 	return 0;
 }