diff options
| author |   deraadt <deraadt@openbsd.org> | 2020-11-28 17:53:05 +0000 |
|---|---|---|
| committer | deraadt <deraadt@openbsd.org> | 2020-11-28 17:53:05 +0000 |
| commit | 5c20e919d880add294929327dc44cf45947848e4 (patch) | |
| tree | 1661dff61cf5db9ba5b7c3639865b2ded13a8412 /sys/kern | |
| parent | Prepare for libX11 1.7.0 (diff) | |
| download | wireguard-openbsd-5c20e919d880add294929327dc44cf45947848e4.tar.xz wireguard-openbsd-5c20e919d880add294929327dc44cf45947848e4.zip | |
Rather than skipping %[sizearg]n in the kernel, panic when it is encountered.
printf(9) already lacked documentation and needs no change.
Diffstat (limited to 'sys/kern')
| -rw-r--r-- | sys/kern/subr_prf.c | 16 |
1 files changed, 3 insertions, 13 deletions
diff --git a/sys/kern/subr_prf.c b/sys/kern/subr_prf.c index 109664ca6da..0e584e0e1fb 100644 --- a/sys/kern/subr_prf.c +++ b/sys/kern/subr_prf.c @@ -1,4 +1,4 @@ -/* $OpenBSD: subr_prf.c,v 1.101 2020/07/24 14:27:47 kettenis Exp $ */ +/* $OpenBSD: subr_prf.c,v 1.102 2020/11/28 17:53:05 deraadt Exp $ */ /* $NetBSD: subr_prf.c,v 1.45 1997/10/24 18:14:25 chuck Exp $ */ /*- @@ -869,18 +869,8 @@ reswitch: switch (ch) { base = DEC; goto number; case 'n': - /* %n is unsupported in the kernel; just skip it */ - if (flags & QUADINT) - (void)va_arg(ap, quad_t *); - else if (flags & LONGINT) - (void)va_arg(ap, long *); - else if (flags & SHORTINT) - (void)va_arg(ap, short *); - else if (flags & SIZEINT) - (void)va_arg(ap, ssize_t *); - else - (void)va_arg(ap, int *); - continue; /* no output */ + panic("no %%n support\n"); + break; case 'O': flags |= LONGINT; /*FALLTHROUGH*/ |