From 899f1ea4f311e48bc48557bbf3c227c7a088c828 Mon Sep 17 00:00:00 2001
From: David Given <dg@cowlark.com>
Date: Thu, 24 Nov 2016 19:47:11 +0100
Subject: [PATCH] Forgot to check in the change to qemuppc's brk() to set errno
 on memory allocation failure.

---
 plat/qemuppc/libsys/brk.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/plat/qemuppc/libsys/brk.c b/plat/qemuppc/libsys/brk.c
index 952a9c747..118bda3cf 100644
--- a/plat/qemuppc/libsys/brk.c
+++ b/plat/qemuppc/libsys/brk.c
@@ -22,7 +22,10 @@ int brk(void* newend)
 	
 	if ((p > (&dummy - STACK_BUFFER)) ||
 	    (p < _end))	
+	{
+		errno = ENOMEM;
 		return -1;
+	}
 		
 	current = p;
 	return 0;