vendor/openssl/0.9.8k

1 files changed, 8 insertions, 1 deletions

diff --git a/ssl/s3_pkt.c b/ssl/s3_pkt.c
index 72853a2e728f..9476dcddf6e9 100644
--- a/ssl/s3_pkt.c
+++ b/ssl/s3_pkt.c
@@ -753,8 +753,15 @@ int ssl3_write_pending(SSL *s, int type, const unsigned char *buf,
 			s->rwstate=SSL_NOTHING;
 			return(s->s3->wpend_ret);
 			}
-		else if (i <= 0)
+		else if (i <= 0) {
+			if (s->version == DTLS1_VERSION ||
+			    s->version == DTLS1_BAD_VER) {
+				/* For DTLS, just drop it. That's kind of the whole
+				   point in using a datagram service */
+				s->s3->wbuf.left = 0;
+			}
 			return(i);
+		}
 		s->s3->wbuf.offset+=i;
 		s->s3->wbuf.left-=i;
 		}