From 8b4481da9f907ccf87f1e04ac281117e99bbb49f Mon Sep 17 00:00:00 2001
From: Philippe PITTOLI <p.pittoli@unistra.fr>
Date: Wed, 14 Sep 2016 00:27:50 +0200
Subject: [PATCH] communication: if read == 0 => it's ok

---
 lib/communication.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/communication.c b/lib/communication.c
index 4f55737..f9620c9 100644
--- a/lib/communication.c
+++ b/lib/communication.c
@@ -59,7 +59,7 @@ int file_read (const char *path, char **buf, size_t *msize)
     int ret = 0;
     int ret2 = 0;
     ret = read (fd, *buf, BUFSIZ);
-    if (ret <= 0) {
+    if (ret < 0) {
         fprintf (stderr, "err: read %s\n", path);
     }
     else {