io.c: fix clang -Werror,-Wshorten-64-to-32 on Linux sendfile

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@66099 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2018-11-29 23:30:28 +00:00 · 2018-11-29 23:30:28 +00:00 · d7e4e50bdb
commit d7e4e50bdb
parent 1372c092a0
1 changed files with 1 additions and 1 deletions
--- a/io.c
+++ b/io.c
@ -11114,7 +11114,7 @@ nogvl_copy_stream_sendfile(struct copy_stream_struct *stp)
        }
        stp->syserr = "sendfile";
        stp->error_no = errno;
-        return ss;
+        return (int)ss;
    }
    return 1;
 }