From f013cb264e654125c043ed637b7f47692376f967 Mon Sep 17 00:00:00 2001 From: "garbeam@gmail.com" Date: Tue, 24 Jan 2012 22:10:02 +0100 Subject: applied Michaels patch --- slock.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) diff --git a/slock.c b/slock.c index 2dce109..d150009 100644 --- a/slock.c +++ b/slock.c @@ -50,9 +50,9 @@ getpw(void) { /* only run as root */ const char *rval; struct passwd *pw; - if(geteuid() != 0) - die("cannot retrieve password entry (make sure to suid slock)"); pw = getpwuid(getuid()); + if(!pw) + die("cannot retrieve password entry (make sure to suid or sgid slock)"); endpwent(); rval = pw->pw_passwd; @@ -60,6 +60,8 @@ getpw(void) { /* only run as root */ { struct spwd *sp; sp = getspnam(getenv("USER")); + if(!sp) + die("slock: cannot retrieve shadow entry (make sure to suid or sgid slock)\n"); endspent(); rval = sp->sp_pwdp; } -- cgit v1.2.3