From 8ded6f1f6dfe11f560cc3ce00bb874ff056ebade Mon Sep 17 00:00:00 2001
From: Adelin Dobre <adelin.dobre@rinftech.com>
Date: Mon, 7 Jan 2019 14:55:13 +0200
Subject: [PATCH] initio.c: Add fix for passing null pointer as argument

Signed-off-by: Adelin Dobre <adelin.dobre@rinftech.com>
Signed-off-by: Mihai Tudor Panu <mihai.tudor.panu@intel.com>
---
 src/initio/initio.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/initio/initio.c b/src/initio/initio.c
index 66ec2ca..1181c6c 100644
--- a/src/initio/initio.c
+++ b/src/initio/initio.c
@@ -171,7 +171,7 @@ parse_uart(char** proto, size_t n, const char* proto_full)
 
     /* Check for bytesize. */
     int bytesize = -1;
-    if (mraa_atoi_x(proto[idx], &end, &bytesize, 0) != MRAA_SUCCESS) {
+    if (proto[idx] != NULL && mraa_atoi_x(proto[idx], &end, &bytesize, 0) != MRAA_SUCCESS) {
         syslog(LOG_ERR, "parse_uart: error reading uart bytesize '%d' from '%s'", bytesize, proto_full);
         mraa_uart_stop(dev);
         return NULL;