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[BearSSL] / src / ssl / ssl_engine.c

diff --git a/src/ssl/ssl_engine.c b/src/ssl/ssl_engine.c
index 8af773d..c66abcb 100644 (file)
--- a/src/ssl/ssl_engine.c
+++ b/src/ssl/ssl_engine.c
@@ -880,6 +880,12 @@ sendpld_ack(br_ssl_engine_context *rc, size_t len)
        }
        rc->oxa += len;
        if (rc->oxa >= rc->oxb) {
+               /*
+                * Set oxb to one more than oxa so that sendpld_flush()
+                * does not mistakingly believe that a record is
+                * already prepared and being sent.
+                */
+               rc->oxb = rc->oxa + 1;
                sendpld_flush(rc, 0);
        }
 }