From: Erwan Velu <erwan.velu@free.fr>
Date: Thu, 5 Nov 2009 16:39:20 +0000 (+0100)
Subject: hdt: Prevent auto mode from using empty commands
X-Git-Tag: syslinux-3.84-pre1~14
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=4cedaeb54b19d8560b19aac25e86cf1d52fdc606;p=platform%2Fupstream%2Fsyslinux.git

hdt: Prevent auto mode from using empty commands

Impact: prevent running stupid commands

The code didn't prevents from executing stupid "'" commands
---

diff --git a/com32/hdt/hdt-cli.c b/com32/hdt/hdt-cli.c
index f395260..fdb10e4 100644
--- a/com32/hdt/hdt-cli.c
+++ b/com32/hdt/hdt-cli.c
@@ -763,7 +763,7 @@ void start_auto_mode(struct s_hardware *hardware)
 	/* Searching & saving all commands */
         mypch = strtok (temp,AUTO_SEPARATOR);
         while (mypch != NULL) {
-		if (strlen(remove_spaces(mypch))>0) {
+		if ((strlen(remove_spaces(mypch))>0) && (remove_spaces(mypch)[0] !='\'')) {
 	        	nb_commands++;
 	       		if ((commands[nb_commands]=malloc(AUTO_COMMAND_SIZE)) != NULL) {
 		       		sprintf(commands[nb_commands],"%s",remove_spaces(mypch));