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-rw-r--r--sbin/nvmecontrol/identify.c4
-rw-r--r--sbin/nvmecontrol/nvmecontrol.h2
2 files changed, 5 insertions, 1 deletions
diff --git a/sbin/nvmecontrol/identify.c b/sbin/nvmecontrol/identify.c
index ab6b85f..7cc499c 100644
--- a/sbin/nvmecontrol/identify.c
+++ b/sbin/nvmecontrol/identify.c
@@ -259,6 +259,10 @@ identify(int argc, char *argv[])
while (getopt(argc, argv, "vx") != -1) ;
+ /* Check that a controller or namespace was specified. */
+ if (optind >= argc)
+ identify_usage();
+
target = argv[optind];
optreset = 1;
diff --git a/sbin/nvmecontrol/nvmecontrol.h b/sbin/nvmecontrol/nvmecontrol.h
index 99075f6..8401dd7 100644
--- a/sbin/nvmecontrol/nvmecontrol.h
+++ b/sbin/nvmecontrol/nvmecontrol.h
@@ -38,7 +38,7 @@
" nvmecontrol devlist\n"
#define IDENTIFY_USAGE \
-" nvmecontrol identify <controller id|namespace id>\n"
+" nvmecontrol identify [-x [-v]] <controller id|namespace id>\n"
#define PERFTEST_USAGE \
" nvmecontrol perftest <-n num_threads> <-o read|write>\n" \
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