diff options
| author | Michael Shalayeff <mickey@cvs.openbsd.org> | 2002-01-10 18:38:25 +0000 |
|---|---|---|
| committer | Michael Shalayeff <mickey@cvs.openbsd.org> | 2002-01-10 18:38:25 +0000 |
| commit | 2e4cfc20685256ed263636f2e1526a3f1f71a0b7 (patch) | |
| tree | 75bd63acf6de88e0ff24409320e783f39325d206 /sys | |
| parent | 7beade2358c530484e4e2b29617f6ed63cccefe8 (diff) | |
check if device was opened for writing for modifying ops, also it's enotty not einval; from Vladimir Popov <jumbo@narod.ru> and me
Diffstat (limited to 'sys')
| -rw-r--r-- | sys/dev/radio.c | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/sys/dev/radio.c b/sys/dev/radio.c index 0a8cf222663..54c5f8c9f0c 100644 --- a/sys/dev/radio.c +++ b/sys/dev/radio.c @@ -1,4 +1,4 @@ -/* $OpenBSD: radio.c,v 1.4 2002/01/05 02:23:03 mickey Exp $ */ +/* $OpenBSD: radio.c,v 1.5 2002/01/10 18:38:24 mickey Exp $ */ /* $RuOBSD: radio.c,v 1.7 2001/12/04 06:03:05 tm Exp $ */ /* @@ -33,6 +33,7 @@ #include <sys/proc.h> #include <sys/errno.h> #include <sys/ioctl.h> +#include <sys/fcntl.h> #include <sys/device.h> #include <sys/vnode.h> #include <sys/radioio.h> @@ -126,17 +127,21 @@ radioioctl(dev_t dev, u_long cmd, caddr_t data, int flags, struct proc *p) (struct radio_info *)data); break; case RIOCSINFO: + if (!(flags & FWRITE)) + return (EACCES); if (sc->hw_if->set_info) error = (sc->hw_if->set_info)(sc->hw_hdl, (struct radio_info *)data); break; case RIOCSSRCH: + if (!(flags & FWRITE)) + return (EACCES); if (sc->hw_if->search) error = (sc->hw_if->search)(sc->hw_hdl, *(int *)data); break; default: - error = EINVAL; + error = (ENOTTY); } return (error); |