diff options
Diffstat (limited to 'freebsd/sys/kern/subr_prf.c')
| -rw-r--r-- | freebsd/sys/kern/subr_prf.c | 34 |
1 files changed, 3 insertions, 31 deletions
diff --git a/freebsd/sys/kern/subr_prf.c b/freebsd/sys/kern/subr_prf.c index 6e719897..2b45c13e 100644 --- a/freebsd/sys/kern/subr_prf.c +++ b/freebsd/sys/kern/subr_prf.c @@ -273,27 +273,6 @@ vtprintf(struct proc *p, int pri, const char *fmt, va_list ap) msgbuftrigger = 1; } -/* - * Ttyprintf displays a message on a tty; it should be used only by - * the tty driver, or anything that knows the underlying tty will not - * be revoke(2)'d away. Other callers should use tprintf. - */ -int -ttyprintf(struct tty *tp, const char *fmt, ...) -{ - va_list ap; - struct putchar_arg pca; - int retval; - - va_start(ap, fmt); - pca.tty = tp; - pca.flags = TOTTY; - pca.p_bufr = NULL; - retval = kvprintf(fmt, putchar, &pca, 10, ap); - va_end(ap); - return (retval); -} - static int _vprintf(int level, int flags, const char *fmt, va_list ap) { @@ -1089,11 +1068,6 @@ msgbufinit(void *ptr, int size) oldp = msgbufp; } -static int unprivileged_read_msgbuf = 1; -SYSCTL_INT(_security_bsd, OID_AUTO, unprivileged_read_msgbuf, - CTLFLAG_RW, &unprivileged_read_msgbuf, 0, - "Unprivileged processes may read the kernel message buffer"); - /* Sysctls for accessing/clearing the msgbuf */ static int sysctl_kern_msgbuf(SYSCTL_HANDLER_ARGS) @@ -1102,11 +1076,9 @@ sysctl_kern_msgbuf(SYSCTL_HANDLER_ARGS) u_int seq; int error, len; - if (!unprivileged_read_msgbuf) { - error = priv_check(req->td, PRIV_MSGBUF); - if (error) - return (error); - } + error = priv_check(req->td, PRIV_MSGBUF); + if (error) + return (error); /* Read the whole buffer, one chunk at a time. */ mtx_lock(&msgbuf_lock); |