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authorMichel Dänzer <michel@tungstengraphics.com>2008-06-03 11:27:39 +0200
committerMichel Dänzer <michel@tungstengraphics.com>2008-06-03 11:27:39 +0200
commit6b520005c6714d8a8afa68b8a43065a40da298cc (patch)
treeec8689ea2dc1694c934b23afcb952ffc1af12939 /linux-core/drm_drv.c
parentd5ae19ebcf2dc6402872e0575b5786b6e8117b6f (diff)
Revert "don't copy back if an error was returned."
This reverts commit 6671ad1917698b6174a1af314b63b3800d75248c. The vblank ioctl needs to update the userspace parameters when interrupted by a signal, which was prevented by this. Let's see if this breaks other ioctls...
Diffstat (limited to 'linux-core/drm_drv.c')
-rw-r--r--linux-core/drm_drv.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/linux-core/drm_drv.c b/linux-core/drm_drv.c
index b8b8333e..609fc838 100644
--- a/linux-core/drm_drv.c
+++ b/linux-core/drm_drv.c
@@ -655,7 +655,7 @@ long drm_unlocked_ioctl(struct file *filp, unsigned int cmd, unsigned long arg)
retcode = func(dev, kdata, file_priv);
}
- if ((retcode == 0) && (cmd & IOC_OUT)) {
+ if (cmd & IOC_OUT) {
if (copy_to_user((void __user *)arg, kdata,
_IOC_SIZE(cmd)) != 0)
retcode = -EACCES;