From 0675f52ab5014b8c0ef5c1a2763b8526e8b03eaa Mon Sep 17 00:00:00 2001 From: Sami Kerola Date: Sat, 20 Jul 2019 11:11:01 +0100 Subject: last: replace strncat() with more robust mem2strcpy() Signed-off-by: Sami Kerola --- login-utils/last.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/login-utils/last.c b/login-utils/last.c index 2f7d9d48f..1b1a74191 100644 --- a/login-utils/last.c +++ b/login-utils/last.c @@ -394,8 +394,7 @@ static int list(const struct last_control *ctl, struct utmpx *p, time_t logout_t /* * uucp and ftp have special-type entries */ - utline[0] = 0; - strncat(utline, p->ut_line, sizeof(utline) - 1); + mem2strcpy(utline, p->ut_line, sizeof(p->ut_line), sizeof(utline)); if (strncmp(utline, "ftp", 3) == 0 && isdigit(utline[3])) utline[3] = 0; if (strncmp(utline, "uucp", 4) == 0 && isdigit(utline[4])) -- cgit v1.2.3-55-g7522