提交 11b5d511 编写于 作者: D Daniel Vetter

drm/i915: Correctly reject invalid flags for wait_ioctl

Not having checks for this isn't good.

I've checked igt and libdrm and they all already clear flags properly.
So we're lucky and should be able to sneak this ABI clarification in.

Testcase: igt/gem_wait/invalid-flags
Signed-off-by: NDaniel Vetter <daniel.vetter@intel.com>
Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=85280Reviewed-by: NDamien Lespiau <damien.lespiau@intel.com>
Signed-off-by: NDaniel Vetter <daniel.vetter@ffwll.ch>
上级 43d942a7
...@@ -2810,6 +2810,9 @@ i915_gem_wait_ioctl(struct drm_device *dev, void *data, struct drm_file *file) ...@@ -2810,6 +2810,9 @@ i915_gem_wait_ioctl(struct drm_device *dev, void *data, struct drm_file *file)
u32 seqno = 0; u32 seqno = 0;
int ret = 0; int ret = 0;
if (args->flags != 0)
return -EINVAL;
ret = i915_mutex_lock_interruptible(dev); ret = i915_mutex_lock_interruptible(dev);
if (ret) if (ret)
return ret; return ret;
......
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