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-rw-r--r--cmds-scrub.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/cmds-scrub.c b/cmds-scrub.c
index af855baa..c4503f44 100644
--- a/cmds-scrub.c
+++ b/cmds-scrub.c
@@ -40,8 +40,10 @@
#include "commands.h"
-static const char scrub_cmd_group_usage[] =
- "btrfs scrub <command> [options] <path>|<device>";
+static const char * const scrub_cmd_group_usage[] = {
+ "btrfs scrub <command> [options] <path>|<device>",
+ NULL
+};
#define SCRUB_DATA_FILE "/var/lib/btrfs/scrub.status"
#define SCRUB_PROGRESS_SOCKET_PATH "/var/lib/btrfs/scrub.progress"