sequencer: fix "rebase -i --root" corrupting author header timestamp

diff --git a/parse-options-cb.c b/parse-options-cb.c
index c6679cb2cdee15981ee9ef31c402c358a3727d1e..0f9f311a7a93350a584125c90da643fce96c34e7 100644 (file)
--- a/parse-options-cb.c
+++ b/parse-options-cb.c
@@ -38,7 +38,11 @@ int parse_opt_approxidate_cb(const struct option *opt, const char *arg,
 int parse_opt_expiry_date_cb(const struct option *opt, const char *arg,
                             int unset)
 {
-       return parse_expiry_date(arg, (timestamp_t *)opt->value);
+       if (unset)
+               arg = "never";
+       if (parse_expiry_date(arg, (timestamp_t *)opt->value))
+               die(_("malformed expiration date '%s'"), arg);
+       return 0;
 }
 
 int parse_opt_color_flag_cb(const struct option *opt, const char *arg,