From e697f9654ade0a3b8dc6b536108f2d24a7402871 Mon Sep 17 00:00:00 2001
From: Damien Miliche <damien.miliche@dinauz.org>
Date: Mon, 15 Jun 2015 11:26:35 +0200
Subject: [PATCH] According to Linux kernel i2c driver (see i2c-core.c), the
 master_xfer function should return the number of messages executed if
 successfull

---
 i2c-devantech-iss.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/i2c-devantech-iss.c b/i2c-devantech-iss.c
index c8331d0..7e7bfe6 100644
--- a/i2c-devantech-iss.c
+++ b/i2c-devantech-iss.c
@@ -305,7 +305,7 @@ static int devantech_usb_xfer(struct i2c_adapter *adapter, struct i2c_msg *msgs,
 		for (i = 0; i < len; i++)
 			pmsg->buf[i] = dev->buffer[i + 2];
 	}
-	ret = 0;
+	ret = num;
 error:
 	return ret;
 }