From: Keith Busch <keith.busch@intel.com>
Date: Mon, 27 Feb 2017 15:31:38 +0000 (-0500)
Subject: get-ns-id: Exit when no device provided.
X-Git-Tag: v1.2~13
X-Git-Url: https://www.infradead.org/git/?a=commitdiff_plain;h=8ebd39bf06155e2fc893dacf42803c1f6cb94219;p=users%2Fsagi%2Fnvme-cli.git

get-ns-id: Exit when no device provided.

https://github.com/linux-nvme/nvme-cli/issues/159

Signed-off-by: Keith Busch <keith.busch@intel.com>
---

diff --git a/nvme.c b/nvme.c
index be5ec834..a6651ca5 100644
--- a/nvme.c
+++ b/nvme.c
@@ -1034,7 +1034,9 @@ static int get_ns_id(int argc, char **argv, struct command *cmd, struct plugin *
 {
 	int nsid, fd;
 
-	fd = open_dev(argv[1]);
+	fd = get_dev(argc, argv);
+	if (fd < 0)
+		return fd;
 	nsid = nvme_get_nsid(fd);
 	if (nsid <= 0) {
 		perror(devicename);