From: Andrii Anisov <andrii_anisov@epam.com>
Date: Tue, 16 May 2017 15:57:53 +0000 (+0300)
Subject: libxl/arm: Fix ARM build.
X-Git-Tag: archive/raspbian/4.11.1-1+rpi1~1^2~66^2~2148
X-Git-Url: https://dgit.raspbian.org/?a=commitdiff_plain;h=690fdc23dcc9d918c6e339b06bbfa227471f61da;p=xen.git

libxl/arm: Fix ARM build.

Initialise *size in default branch to prevent certain compilers (i.e.
Linaro GCC 5.2-2015.11-2) from reporting "variable may be used uninitialized"
errors in caller function.

Signed-off-by: Julien Grall <julien.grall@arm.com>
Acked-by: Wei Liu <wei.liu2@citrix.com>
Release-acked-by: Julien Grall <julien.grall@arm.com>
---

diff --git a/tools/libxl/libxl_arm_acpi.c b/tools/libxl/libxl_arm_acpi.c
index db113dbf85..a6456be662 100644
--- a/tools/libxl/libxl_arm_acpi.c
+++ b/tools/libxl/libxl_arm_acpi.c
@@ -87,6 +87,7 @@ static int libxl__estimate_madt_size(libxl__gc *gc,
         break;
     default:
         LOG(ERROR, "Unknown GIC version");
+        *size = 0;
         rc = ERROR_FAIL;
         break;
     }