btrfs-progs: "device ready" accepts just one device

[platform/upstream/btrfs-progs.git] / cmds-device.c

diff --git a/cmds-device.c b/cmds-device.c
index 7616c43..5c0040c 100644 (file)
--- a/cmds-device.c
+++ b/cmds-device.c
@@ -333,7 +333,7 @@ static int cmd_device_ready(int argc, char **argv)
 
        clean_args_no_options(argc, argv, cmd_device_ready_usage);
 
-       if (check_argc_min(argc - optind, 1))
+       if (check_argc_exact(argc - optind, 1))
                usage(cmd_device_ready_usage);
 
        fd = open("/dev/btrfs-control", O_RDWR);