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authorIngo Molnar <mingo@elte.hu>2008-06-25 12:30:10 +0200
committerIngo Molnar <mingo@elte.hu>2008-06-25 12:30:10 +0200
commit28f73e51d0f64a5b896ad816ab8df6f3bcec5810 (patch)
tree8c51ad5ff74d6ef5d1d68121c9f9aadce836736e /drivers/char/drm/drm_drv.c
parentf3f3149f35b9195ef4b761b1353fc0766b5f53be (diff)
parent543cf4cb3fe6f6cae3651ba918b9c56200b257d0 (diff)
Merge branch 'linus' into x86/delaytip-x86-delay-2008-06-25_10.30_Wed
Conflicts: arch/x86/kernel/tsc_32.c Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'drivers/char/drm/drm_drv.c')
-rw-r--r--drivers/char/drm/drm_drv.c7
1 files changed, 4 insertions, 3 deletions
diff --git a/drivers/char/drm/drm_drv.c b/drivers/char/drm/drm_drv.c
index fc54140551a7..564138714bb5 100644
--- a/drivers/char/drm/drm_drv.c
+++ b/drivers/char/drm/drm_drv.c
@@ -470,17 +470,18 @@ int drm_ioctl(struct inode *inode, struct file *filp,
if ((nr >= DRM_COMMAND_BASE) && (nr < DRM_COMMAND_END) &&
(nr < DRM_COMMAND_BASE + dev->driver->num_ioctls))
ioctl = &dev->driver->ioctls[nr - DRM_COMMAND_BASE];
- else if ((nr >= DRM_COMMAND_END) || (nr < DRM_COMMAND_BASE))
+ else if ((nr >= DRM_COMMAND_END) || (nr < DRM_COMMAND_BASE)) {
ioctl = &drm_ioctls[nr];
- else
+ cmd = ioctl->cmd;
+ } else
goto err_i1;
+ /* Do not trust userspace, use our own definition */
func = ioctl->func;
/* is there a local override? */
if ((nr == DRM_IOCTL_NR(DRM_IOCTL_DMA)) && dev->driver->dma_ioctl)
func = dev->driver->dma_ioctl;
-
if (!func) {
DRM_DEBUG("no function\n");
retcode = -EINVAL;