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authornobu <nobu@ruby-lang.org>2016-06-01 13:39:01 +0000
committerKazuki Yamaguchi <k@rhe.jp>2016-06-09 15:05:21 +0900
commit5fdb6845f3604cc6358405739962dc69b525a3a8 (patch)
treefefe83f1a705e3c59315d8b2dcd3369b565c8923 /ext/openssl/ossl_asn1.c
parent1263d94bb8458481d1d8b034dc30d4d53dca10ea (diff)
downloadruby-openssl-5fdb6845f3604cc6358405739962dc69b525a3a8.tar.gz
ossl_asn1.c: check overflow
* ext/openssl/ossl_asn1.c (ossl_time_split): check overflow and reorder for optimization. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@55252 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'ext/openssl/ossl_asn1.c')
-rw-r--r--ext/openssl/ossl_asn1.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/ext/openssl/ossl_asn1.c b/ext/openssl/ossl_asn1.c
index e43d8147..51f04754 100644
--- a/ext/openssl/ossl_asn1.c
+++ b/ext/openssl/ossl_asn1.c
@@ -82,8 +82,9 @@ ossl_time_split(VALUE time, time_t *sec, int *days)
VALUE num = rb_Integer(time);
if (FIXNUM_P(num)) {
- *days = FIX2LONG(num) / 86400;
- *sec = FIX2LONG(num) % 86400;
+ time_t t = FIX2LONG(num);
+ *sec = t % 86400;
+ *days = rb_long2int(t / 86400);
}
else {
*days = NUM2INT(rb_funcall(num, rb_intern("/"), 1, INT2FIX(86400)));