From d701a5e74ede469ebffa31c5285f74dabd07ab30 Mon Sep 17 00:00:00 2001
From: Tony Cook <tony@develop-help.com>
Date: Mon, 18 Feb 2013 23:31:35 +1100
Subject: [PATCH 1/1] avoid a probably unwarranted compiler warning

---
 iolayer.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/iolayer.c b/iolayer.c
index d92748a0..39c8c298 100644
--- a/iolayer.c
+++ b/iolayer.c
@@ -1187,6 +1187,9 @@ i_io_read_fill(io_glue *ig, ssize_t needed) {
     work = ig->buffer;
   }
 
+  /* there should always be buffer space the first time around, but
+     avoid a compiler warning here */
+  rc = -1;
   while (work < buf_end && (rc = i_io_raw_read(ig, work, buf_end - work)) > 0) {
     work += rc;
     good = 1;
-- 
2.39.2