diff options
| author | Arnd Bergmann <arnd@arndb.de> | 2011-11-29 14:50:17 +0000 |
|---|---|---|
| committer | Arnd Bergmann <arnd@arndb.de> | 2011-11-29 14:50:17 +0000 |
| commit | 98014be39bda8277a5ad130bb274ed6eb18b74df (patch) | |
| tree | 974620a47c9350ff9b3c06ffd2b49470bbda72ab /drivers/gpu/drm/drm_crtc.c | |
| parent | 55135dfbf3dd83cb3e98deed8271b62d188404e1 (diff) | |
| parent | 6e2a587eb99267367409097b70cb2d61b09e5269 (diff) | |
Merge branch 'defconfigs-for-arnd' of git://git.linaro.org/people/triad/linux-stericsson into fixes
Diffstat (limited to 'drivers/gpu/drm/drm_crtc.c')
| -rw-r--r-- | drivers/gpu/drm/drm_crtc.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/gpu/drm/drm_crtc.c b/drivers/gpu/drm/drm_crtc.c index 405c63b9d53..8323fc38984 100644 --- a/drivers/gpu/drm/drm_crtc.c +++ b/drivers/gpu/drm/drm_crtc.c @@ -1873,6 +1873,10 @@ int drm_mode_dirtyfb_ioctl(struct drm_device *dev, } if (num_clips && clips_ptr) { + if (num_clips < 0 || num_clips > DRM_MODE_FB_DIRTY_MAX_CLIPS) { + ret = -EINVAL; + goto out_err1; + } clips = kzalloc(num_clips * sizeof(*clips), GFP_KERNEL); if (!clips) { ret = -ENOMEM; |