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authornobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2016-06-01 13:39:01 +0000
committernobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2016-06-01 13:39:01 +0000
commit2fe605911ce3b6677b160afac90b554ba69e6bf1 (patch)
tree186308dd46fbba298839efd20e84c3444c32caf1 /ext
parent5f225f311463683f58ef4a7e8bd560bfdbe57804 (diff)
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')
-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 e43d8147e33..51f0475424d 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)));