From 3f932ac95270ed6fc7df19f59af4740c0794343e Mon Sep 17 00:00:00 2001
From: Alex Tereschenko <alext.mkrs@gmail.com>
Date: Sat, 24 Jun 2017 11:22:28 +0200
Subject: [PATCH] x86.c: sanitize data read from sysfs during board detection

Fixes #771.

Signed-off-by: Alex Tereschenko <alext.mkrs@gmail.com>
Signed-off-by: Brendan Le Foll <brendan.le.foll@intel.com>
---
 src/x86/x86.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/x86/x86.c b/src/x86/x86.c
index 1cc3dcd..ee2ac1d 100644
--- a/src/x86/x86.c
+++ b/src/x86/x86.c
@@ -51,6 +51,9 @@ mraa_x86_platform()
     FILE* fh = fopen("/sys/devices/virtual/dmi/id/board_name", "r");
     if (fh != NULL) {
         if (getline(&line, &len, fh) != -1) {
+            // Sanitize input by terminating at any of possible end of line chars
+            line[strcspn(line, "\r\n")] = 0;
+
             if (strncmp(line, "GalileoGen2", strlen("GalileoGen2") + 1) == 0 ||
                 strncmp(line, "SIMATIC IOT2000", strlen("SIMATIC IOT2000") + 1) == 0) {
                 platform_type = MRAA_INTEL_GALILEO_GEN2;