meta: parse_iso_date() returns boolean

Returning ts if 'ts == (time_t) -1' signals success to caller despite
failure.

Fixes: 4460b839b945a ("meta: fix compiler warning in date_type_parse()")
Signed-off-by: Phil Sutter <phil@nwl.cc>

1 files changed, 1 insertions, 1 deletions

diff --git a/src/meta.c b/src/meta.c
index bd8a41ba..013e8cba 100644
--- a/src/meta.c
+++ b/src/meta.c
@@ -433,7 +433,7 @@ success:
 	cur_tm = localtime(&ts);
 
 	if (ts == (time_t) -1 || cur_tm == NULL)
-		return ts;
+		return false;
 
 	/* Substract tm_gmtoff to get the current time */
 	*tstamp = ts - cur_tm->tm_gmtoff;