[PATCH 29/37] of_* commands: print usage when insufficient arguments are given
Sascha Hauer
s.hauer at pengutronix.de
Mon Mar 4 04:53:32 EST 2013
Signed-off-by: Sascha Hauer <s.hauer at pengutronix.de>
---
commands/of_node.c | 3 +++
commands/of_property.c | 3 +++
2 files changed, 6 insertions(+)
diff --git a/commands/of_node.c b/commands/of_node.c
index 2f6ecae..171ea2c 100644
--- a/commands/of_node.c
+++ b/commands/of_node.c
@@ -54,6 +54,9 @@ static int do_of_node(int argc, char *argv[])
}
}
+ if (optind == argc)
+ return COMMAND_ERROR_USAGE;
+
if (optind < argc) {
path = argv[optind];
}
diff --git a/commands/of_property.c b/commands/of_property.c
index 585522c..bd9ff72 100644
--- a/commands/of_property.c
+++ b/commands/of_property.c
@@ -192,6 +192,9 @@ static int do_of_property(int argc, char *argv[])
}
}
+ if (optind == argc)
+ return COMMAND_ERROR_USAGE;
+
root = of_get_root_node();
if (!root) {
printf("root node not set\n");
--
1.7.10.4
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