[gnome-continuous-yocto/gnomeostree-3.28-rocko: 4560/8267] oeqa/core/runner.py: OEStreamLogger fix logging

[Emmanuele Bassi <ebassi src gnome org>]

commit 430eb6fec3cea2fdf0f70f2f0f8a5441093902d1
Author: Aníbal Limón <anibal limon linux intel com>
Date:   Thu Feb 9 14:53:17 2017 -0600

    oeqa/core/runner.py: OEStreamLogger fix logging
    
    Change conditional to avoid losing stack traces when log
    into the logger. The logic only needs to don't log empty lines.
    
    (From OE-Core rev: 545dd180cc27a69732f2332565038bd06d01c014)
    
    Signed-off-by: Aníbal Limón <anibal limon linux intel com>
    Signed-off-by: Richard Purdie <richard purdie linuxfoundation org>

 meta/lib/oeqa/core/runner.py |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/meta/lib/oeqa/core/runner.py b/meta/lib/oeqa/core/runner.py
index 8f5af57..0f158c3 100644
--- a/meta/lib/oeqa/core/runner.py
+++ b/meta/lib/oeqa/core/runner.py
@@ -23,7 +23,7 @@ class OEStreamLogger(object):
         self.buffer = ""
 
     def write(self, msg):
-        if msg[-1] != '\n':
+        if len(msg) > 1 and msg[0] != '\n':
             self.buffer += msg
         else:
             self.logger.log(logging.INFO, self.buffer.rstrip("\n"))