[coreboot-gerrit] Change in coreboot[master]: util/cbmem: Print usage when no arguments are given

[Arthur Heymans (Code Review)]

Arthur Heymans has uploaded this change for review. ( https://review.coreboot.org/27777

Change subject: util/cbmem: Print usage when no arguments are given
......................................................................

util/cbmem: Print usage when no arguments are given

Change-Id: Iccbb65ca768a62791af54afd9b7903495bc690af
Signed-off-by: Arthur Heymans 
---
M util/cbmem/cbmem.c
1 file changed, 4 insertions(+), 0 deletions(-)

git pull ssh://review.coreboot.org:29418/coreboot refs/changes/77/27777/1

diff --git a/util/cbmem/cbmem.c b/util/cbmem/cbmem.c
index 3435c4c..f567ffe 100644
--- a/util/cbmem/cbmem.c
+++ b/util/cbmem/cbmem.c
@@ -1268,6 +1268,10 @@
    	{"help", 0, 0, 'h'},
    	{0, 0, 0, 0}
    };
+
+	if (argv[1] == NULL)
+		print_usage(argv[0], 1);
+
    while ((opt = getopt_long(argc, argv, "c1CltTLxVvh?r:",
    			  long_options, &option_index)) != EOF) {
    	switch (opt) {