diff options
| author |   mickey <mickey@openbsd.org> | 2002-07-13 20:33:47 +0000 |
|---|---|---|
| committer | mickey <mickey@openbsd.org> | 2002-07-13 20:33:47 +0000 |
| commit | 7997e226418e422af68cc6ed45903cd5b6c34a64 (patch) | |
| tree | 9c1074904a7957211e7d6460f40332715e05948b /sys/dev/pci/vga_pci.c | |
| parent | KNF (diff) | |
| download | wireguard-openbsd-7997e226418e422af68cc6ed45903cd5b6c34a64.tar.xz wireguard-openbsd-7997e226418e422af68cc6ed45903cd5b6c34a64.zip | |
fix ioctl processing logic; problem reported by postman pechkin
Diffstat (limited to 'sys/dev/pci/vga_pci.c')
| -rw-r--r-- | sys/dev/pci/vga_pci.c | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/sys/dev/pci/vga_pci.c b/sys/dev/pci/vga_pci.c index e087c24748c..88bdb845398 100644 --- a/sys/dev/pci/vga_pci.c +++ b/sys/dev/pci/vga_pci.c @@ -1,4 +1,4 @@ -/* $OpenBSD: vga_pci.c,v 1.12 2002/07/12 20:17:03 mickey Exp $ */ +/* $OpenBSD: vga_pci.c,v 1.13 2002/07/13 20:33:47 mickey Exp $ */ /* $NetBSD: vga_pci.c,v 1.3 1998/06/08 06:55:58 thorpej Exp $ */ /*- @@ -307,6 +307,8 @@ vga_pci_ioctl(v, cmd, addr, flag, p) switch (cmd) { case AGPIOC_INFO: + if (!sc->sc_chipc) + return (ENXIO); case AGPIOC_ACQUIRE: case AGPIOC_RELEASE: case AGPIOC_SETUP: @@ -314,12 +316,10 @@ vga_pci_ioctl(v, cmd, addr, flag, p) case AGPIOC_DEALLOCATE: case AGPIOC_BIND: case AGPIOC_UNBIND: - if (!sc->sc_chipc) - return (ENXIO); + if (cmd != AGPIOC_INFO && !(flag & FWRITE)) + return (EPERM); + break; } - - if (cmd != AGPIOC_INFO && !(flag & FWRITE)) - return (EPERM); #endif switch (cmd) { |