diff options
| author | Aaron Campbell <aaron@cvs.openbsd.org> | 2000-10-25 16:55:54 +0000 |
|---|---|---|
| committer | Aaron Campbell <aaron@cvs.openbsd.org> | 2000-10-25 16:55:54 +0000 |
| commit | 5d6c15ef4e2bbfec556cf7537790f524f02dcea3 (patch) | |
| tree | 7a532c45d995d84c6276f2f095b1c12c4878f2ab /sys/arch | |
| parent | f9328b27506c22b0dfe56a69cc115cf6850b8720 (diff) | |
Wrap PCVT mouse operations in spltty(); deraadt@ ok
Diffstat (limited to 'sys/arch')
| -rw-r--r-- | sys/arch/i386/isa/pcvt/pcvt_mouse.c | 13 |
1 files changed, 9 insertions, 4 deletions
diff --git a/sys/arch/i386/isa/pcvt/pcvt_mouse.c b/sys/arch/i386/isa/pcvt/pcvt_mouse.c index 0785e10b5a7..887c2cda833 100644 --- a/sys/arch/i386/isa/pcvt/pcvt_mouse.c +++ b/sys/arch/i386/isa/pcvt/pcvt_mouse.c @@ -1,4 +1,4 @@ -/* $OpenBSD: pcvt_mouse.c,v 1.5 2000/10/07 03:12:47 aaron Exp $ */ +/* $OpenBSD: pcvt_mouse.c,v 1.6 2000/10/25 16:55:53 aaron Exp $ */ /* * Copyright (c) 2000 Jean-Baptiste Marchand, Julien Montagne and Jerome Verdon @@ -83,7 +83,7 @@ void mouse_button(int button, int clicks); int mouse_ioctl(Dev_t dev, u_long cmd, caddr_t data, int flag, struct proc *p) { - int device = minor(dev); + int device = minor(dev), s; mouse_info_t mouse_infos = *(mouse_info_t *) data; unsigned char c; video_state *cs; @@ -91,6 +91,8 @@ mouse_ioctl(Dev_t dev, u_long cmd, caddr_t data, int flag, struct proc *p) if (Copybuffer == NULL) return (-1); + s = spltty(); + if (device == PCVTCTL_MINOR && cmd == PCVT_MOUSECTL) { switch (mouse_infos.operation) { case MOUSE_INIT: @@ -121,8 +123,9 @@ mouse_ioctl(Dev_t dev, u_long cmd, caddr_t data, int flag, struct proc *p) break; default: - return 0; + break; } + splx(s); return 0; } if (device == PCVTCTL_MINOR && cmd == PCVT_MOUSED) { @@ -135,11 +138,13 @@ mouse_ioctl(Dev_t dev, u_long cmd, caddr_t data, int flag, struct proc *p) moused_proc = NULL; break; default: - return 0; + break; } + splx(s); return 0; } + splx(s); return (-1); /* continue treatment in pcioctl */ } |