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-rw-r--r--ext/calendar/cal_unix.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/ext/calendar/cal_unix.c b/ext/calendar/cal_unix.c
index 97c138df2..4efe16eee 100644
--- a/ext/calendar/cal_unix.c
+++ b/ext/calendar/cal_unix.c
@@ -50,6 +50,10 @@ PHP_FUNCTION(unixtojd)
}
ta = php_localtime_r(&t, &tmbuf);
+ if (!ta) {
+ RETURN_FALSE;
+ }
+
jdate = GregorianToSdn(ta->tm_year+1900, ta->tm_mon+1, ta->tm_mday);
RETURN_LONG(jdate);