On Sat, May 27, 2017 at 07:24:06PM +0100, Sami Kerola wrote:
> login-utils/last.c:624:23: warning: '%s' directive writing up to 31 bytes
> into a region of size 27 [-Wformat-overflow=]
>
> Signed-off-by: Sami Kerola <kerolasa@xxxxxx>
> ---
> login-utils/last.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/login-utils/last.c b/login-utils/last.c
> index 679ea6c12..153130ac0 100644
> --- a/login-utils/last.c
> +++ b/login-utils/last.c
> @@ -598,7 +598,7 @@ static void __attribute__((__noreturn__)) usage(const struct last_control *ctl,
> static int is_phantom(const struct last_control *ctl, struct utmpx *ut)
> {
> struct passwd *pw;
> - char path[32];
> + char path[sizeof("/dev/") + sizeof(ut->ut_line) + 1];
I have applied patches from Rudi with NAME_MAX.
Karel
--
Karel Zak <kzak@xxxxxxxxxx>
http://karelzak.blogspot.com
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