diff options
| author | Ingo Molnar <mingo@kernel.org> | 2013-10-29 11:23:32 +0100 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2013-10-29 11:23:32 +0100 |
| commit | aac898548d04c7bff179b79f805874b0d6f87571 (patch) | |
| tree | e8de975fd5de6c95bf4329861a872dbcfe0c7ead /drivers/gpu/drm/drm_drv.c | |
| parent | 2f5e98802350627ad6f2e3cee4d177059fc0c2f2 (diff) | |
| parent | cd65718712469ad844467250e8fad20a5838baae (diff) | |
Merge branch 'perf/urgent' into perf/core
Conflicts:
tools/perf/builtin-record.c
tools/perf/builtin-top.c
tools/perf/util/hist.h
Diffstat (limited to 'drivers/gpu/drm/drm_drv.c')
| -rw-r--r-- | drivers/gpu/drm/drm_drv.c | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/drivers/gpu/drm/drm_drv.c b/drivers/gpu/drm/drm_drv.c index e572dd20bde..05ad9ba0a67 100644 --- a/drivers/gpu/drm/drm_drv.c +++ b/drivers/gpu/drm/drm_drv.c @@ -402,9 +402,16 @@ long drm_ioctl(struct file *filp, cmd = ioctl->cmd_drv; } else if ((nr >= DRM_COMMAND_END) || (nr < DRM_COMMAND_BASE)) { + u32 drv_size; + ioctl = &drm_ioctls[nr]; - cmd = ioctl->cmd; + + drv_size = _IOC_SIZE(ioctl->cmd); usize = asize = _IOC_SIZE(cmd); + if (drv_size > asize) + asize = drv_size; + + cmd = ioctl->cmd; } else goto err_i1; |