https://git.ruby-lang.org/ruby.git/commit/?id=bdd3cf0037

From bdd3cf00370c0e56187f81159565f555c5eb9b6a Mon Sep 17 00:00:00 2001
From: Samuel Williams <samuel.williams@o...>
Date: Mon, 27 Dec 2021 17:06:00 +1300
Subject: Fix incorrect minimum read length.

---
 io.c | 8 ++------
 1 file changed, 2 insertions(+), 6 deletions(-)

diff --git a/io.c b/io.c
index 4ed4ee34f84..0b543108b3c 100644
--- a/io.c
+++ b/io.c
@@ -1133,14 +1133,10 @@ rb_read_internal(rb_io_t *fptr, void *buf, size_t count) https://github.com/ruby/ruby/blob/trunk/io.c#L1133
 {
     VALUE scheduler = rb_fiber_scheduler_current();
     if (scheduler != Qnil) {
-        VALUE result = rb_fiber_scheduler_io_read_memory(scheduler, fptr->self, buf, count, count);
+        VALUE result = rb_fiber_scheduler_io_read_memory(scheduler, fptr->self, buf, count, 0);
 
         if (result != Qundef) {
-            ssize_t length = rb_fiber_scheduler_io_result_apply(result);
-
-            if (length < 0) rb_sys_fail_path(fptr->pathv);
-
-            return length;
+            return rb_fiber_scheduler_io_result_apply(result);
         }
     }
 
-- 
cgit v1.2.1


--
ML: ruby-changes@q...
Info: http://www.atdot.net/~ko1/quickml/