From 1698689412b82a99eb400bc1709b7ba498e874a9 Mon Sep 17 00:00:00 2001
From: Daniel Verkamp <daniel.verkamp@intel.com>
Date: Tue, 15 Mar 2016 14:36:52 -0700
Subject: [PATCH] nvme_manage: handle fgets() failure

fgets() will return NULL if it encounters EOF.

Change-Id: I35b1744514f2a90d6e95156c3916a18c1a4ecce2
Signed-off-by: Daniel Verkamp <daniel.verkamp@intel.com>
---
 examples/nvme/nvme_manage/nvme_manage.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/examples/nvme/nvme_manage/nvme_manage.c b/examples/nvme/nvme_manage/nvme_manage.c
index 1ebb1f4a0..70de88d22 100644
--- a/examples/nvme/nvme_manage/nvme_manage.c
+++ b/examples/nvme/nvme_manage/nvme_manage.c
@@ -240,6 +240,9 @@ get_controller(void)
 
 	while ((ch = getchar()) != '\n' && ch != EOF);
 	p = fgets(address, 64, stdin);
+	if (p == NULL) {
+		return NULL;
+	}
 
 	while (isspace(*p)) {
 		p++;