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| author | Al Viro <viro@zeniv.linux.org.uk> | 2020-05-07 21:13:55 -0400 |
|---|---|---|
| committer | Al Viro <viro@zeniv.linux.org.uk> | 2020-05-29 11:05:54 -0400 |
| commit | a38547d435cd91060b0d07cc11e24eee4c3f31aa (patch) | |
| tree | 5a7f2421541f861db2611898b35b58a57bde5a94 /drivers/gpu/drm | |
| parent | d65aca9ff83b04fa1062800c7796d44729ef55af (diff) | |
| download | linux-a38547d435cd91060b0d07cc11e24eee4c3f31aa.tar.bz2 | |
drm_read(): get rid of pointless access_ok()
address is passed only to copy_to_user()
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'drivers/gpu/drm')
| -rw-r--r-- | drivers/gpu/drm/drm_file.c | 3 |
1 files changed, 0 insertions, 3 deletions
diff --git a/drivers/gpu/drm/drm_file.c b/drivers/gpu/drm/drm_file.c index eb009d3ab48f..6a1f6c802415 100644 --- a/drivers/gpu/drm/drm_file.c +++ b/drivers/gpu/drm/drm_file.c @@ -569,9 +569,6 @@ ssize_t drm_read(struct file *filp, char __user *buffer, struct drm_device *dev = file_priv->minor->dev; ssize_t ret; - if (!access_ok(buffer, count)) - return -EFAULT; - ret = mutex_lock_interruptible(&file_priv->event_read_lock); if (ret) return ret; |