Simplify code in stream_recv().

There is no need to test whether retval is nonzero at this point in the
code: we already know that it is negative from the two previous "if"
branches.

diff --git a/lib/vconn-stream.c b/lib/vconn-stream.c
index 966c242..0b85261 100644 (file)
--- a/lib/vconn-stream.c
+++ b/lib/vconn-stream.c
@@ -163,7 +163,7 @@ again:
             return EOF;
         }
     } else {
-        return retval ? errno : EAGAIN;
+        return errno;
     }
 }