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-rw-r--r--builtin/diff-files.c3
1 files changed, 1 insertions, 2 deletions
diff --git a/builtin/diff-files.c b/builtin/diff-files.c
index 6be1df684a..e111c307bf 100644
--- a/builtin/diff-files.c
+++ b/builtin/diff-files.c
@@ -20,8 +20,7 @@ int cmd_diff_files(int argc, const char **argv, const char *prefix)
int result;
unsigned options = 0;
- if (argc == 2 && !strcmp(argv[1], "-h"))
- usage(diff_files_usage);
+ check_help_option(argc, argv, diff_files_usage, NULL);
init_revisions(&rev, prefix);
gitmodules_config();