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>
diff --git a/common/cmd_itest.c b/common/cmd_itest.c
index 5b301bf..58c5e7b 100644
--- a/common/cmd_itest.c
+++ b/common/cmd_itest.c
@@ -66,12 +66,17 @@
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);
}