From f3651764e57e353251695691677bd95ba5a420bc Mon Sep 17 00:00:00 2001
From: Frans Meulenbroeks <fransmeulenbroeks@gmail.com>
Date: Mon, 22 Feb 2010 22:49:06 +0100
Subject: [PATCH] cmd_itest.c: fix pointer dereferencing
fix pointer dereferencing
if the size is .b and .w an 8 or 16 bit access is done.
Signed-off-by: Frans Meulenbroeks <fransmeulenbroeks@gmail.com>
Acked-by: Detlev Zundel <dzu@denx.de>
---
common/cmd_itest.c | 9 +++++++--
1 file changed, 7 insertions(+), 2 deletions(-)
diff --git a/common/cmd_itest.c b/common/cmd_itest.c
index 5b301bf5a5..58c5e7b3b5 100644
--- a/common/cmd_itest.c
+++ b/common/cmd_itest.c
@@ -66,12 +66,17 @@ op_tbl_t op_table [] = {
static long evalexp(char *s, int w)
{
- long l, *p;
+ long l = 0;
+ long *p;
/* if the parameter starts with a * then assume is a pointer to the value we want */
if (s[0] == '*') {
p = (long *)simple_strtoul(&s[1], NULL, 16);
- l = *p;
+ switch (w) {
+ case 1: return((long)(*(unsigned char *)p));
+ case 2: return((long)(*(unsigned short *)p));
+ case 4: return(*p);
+ }
} else {
l = simple_strtoul(s, NULL, 16);
}
--
2.39.5