diff options
| author | Frans Meulenbroeks <fransmeulenbroeks@gmail.com> | 2010-02-22 22:49:06 +0100 |
|---|---|---|
| committer | Wolfgang Denk <wd@denx.de> | 2010-02-24 00:09:45 +0100 |
| commit | f3651764e57e353251695691677bd95ba5a420bc (patch) | |
| tree | 63884163fc463c1d6e9e0c706e30a1af05c143a9 /common | |
| parent | 0ad22703f06af5fe100cfe6f08b1f32ea89cd5b1 (diff) | |
| download | u-boot-imx-f3651764e57e353251695691677bd95ba5a420bc.zip u-boot-imx-f3651764e57e353251695691677bd95ba5a420bc.tar.gz u-boot-imx-f3651764e57e353251695691677bd95ba5a420bc.tar.bz2 | |
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>
Diffstat (limited to 'common')
| -rw-r--r-- | common/cmd_itest.c | 9 |
1 files changed, 7 insertions, 2 deletions
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 @@ 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); } |