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-rw-r--r--parse-options.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/parse-options.c b/parse-options.c
index 47a9192060..312a85dbde 100644
--- a/parse-options.c
+++ b/parse-options.c
@@ -110,6 +110,8 @@ static int get_value(struct parse_opt_ctx_t *p,
return 0;
case OPTION_COUNTUP:
+ if (*(int *)opt->value < 0)
+ *(int *)opt->value = 0;
*(int *)opt->value = unset ? 0 : *(int *)opt->value + 1;
return 0;