From 6bfb344a808081aaaf883b7576699e05d9a86882 Mon Sep 17 00:00:00 2001
From: Damien George <damien.p.george@gmail.com>
Date: Wed, 29 Mar 2017 16:09:46 +1100
Subject: [PATCH] cc3200/mods/pybi2c: Raise OSError if readfrom_mem fails to
 write addr.

---
 cc3200/mods/pybi2c.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/cc3200/mods/pybi2c.c b/cc3200/mods/pybi2c.c
index 658b2bfcd2..a6009cb772 100644
--- a/cc3200/mods/pybi2c.c
+++ b/cc3200/mods/pybi2c.c
@@ -278,6 +278,8 @@ STATIC void pyb_i2c_readmem_into (mp_arg_val_t *args, vstr_t *vstr) {
         if (!pyb_i2c_read (i2c_addr, (byte *)vstr->buf, vstr->len)) {
             mp_raise_OSError(MP_EIO);
         }
+    } else {
+        mp_raise_OSError(MP_EIO);
     }
 }