aboutsummaryrefslogtreecommitdiffstats
path: root/block/compat_ioctl.c
diff options
context:
space:
mode:
authorDavid S. Miller <davem@davemloft.net>2008-12-15 23:03:50 -0500
committerDavid S. Miller <davem@davemloft.net>2008-12-15 23:03:50 -0500
commiteb14f019597cd86c21a6c601d7e900f40030c2e7 (patch)
tree36fb2f36a1747f98988f87215db1eef3a71d45eb /block/compat_ioctl.c
parent9a4a84294b0d60b8c287131478f743ba2bc68949 (diff)
parenta3dd15444baa9c7522c8457ab564c41219dfb44c (diff)
Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6
Conflicts: drivers/net/e1000e/ich8lan.c
Diffstat (limited to 'block/compat_ioctl.c')
-rw-r--r--block/compat_ioctl.c31
1 files changed, 30 insertions, 1 deletions
diff --git a/block/compat_ioctl.c b/block/compat_ioctl.c
index 3d3e7a46f38c..67eb93cff699 100644
--- a/block/compat_ioctl.c
+++ b/block/compat_ioctl.c
@@ -677,6 +677,29 @@ static int compat_blkdev_driver_ioctl(struct block_device *bdev, fmode_t mode,
677 case DVD_WRITE_STRUCT: 677 case DVD_WRITE_STRUCT:
678 case DVD_AUTH: 678 case DVD_AUTH:
679 arg = (unsigned long)compat_ptr(arg); 679 arg = (unsigned long)compat_ptr(arg);
680 /* These intepret arg as an unsigned long, not as a pointer,
681 * so we must not do compat_ptr() conversion. */
682 case HDIO_SET_MULTCOUNT:
683 case HDIO_SET_UNMASKINTR:
684 case HDIO_SET_KEEPSETTINGS:
685 case HDIO_SET_32BIT:
686 case HDIO_SET_NOWERR:
687 case HDIO_SET_DMA:
688 case HDIO_SET_PIO_MODE:
689 case HDIO_SET_NICE:
690 case HDIO_SET_WCACHE:
691 case HDIO_SET_ACOUSTIC:
692 case HDIO_SET_BUSSTATE:
693 case HDIO_SET_ADDRESS:
694 case CDROMEJECT_SW:
695 case CDROM_SET_OPTIONS:
696 case CDROM_CLEAR_OPTIONS:
697 case CDROM_SELECT_SPEED:
698 case CDROM_SELECT_DISC:
699 case CDROM_MEDIA_CHANGED:
700 case CDROM_DRIVE_STATUS:
701 case CDROM_LOCKDOOR:
702 case CDROM_DEBUG:
680 break; 703 break;
681 default: 704 default:
682 /* unknown ioctl number */ 705 /* unknown ioctl number */
@@ -699,8 +722,14 @@ long compat_blkdev_ioctl(struct file *file, unsigned cmd, unsigned long arg)
699 struct backing_dev_info *bdi; 722 struct backing_dev_info *bdi;
700 loff_t size; 723 loff_t size;
701 724
725 /*
726 * O_NDELAY can be altered using fcntl(.., F_SETFL, ..), so we have
727 * to updated it before every ioctl.
728 */
702 if (file->f_flags & O_NDELAY) 729 if (file->f_flags & O_NDELAY)
703 mode |= FMODE_NDELAY_NOW; 730 mode |= FMODE_NDELAY;
731 else
732 mode &= ~FMODE_NDELAY;
704 733
705 switch (cmd) { 734 switch (cmd) {
706 case HDIO_GETGEO: 735 case HDIO_GETGEO: