CVE-2022-50667
drm/vmwgfx: Fix memory leak in vmw_mksstat_add_ioctl()
In the Linux kernel, the following vulnerability has been resolved:
drm/vmwgfx: Fix memory leak in vmw_mksstat_add_ioctl()
If the copy of the description string from userspace fails, then the page
for the instance descriptor doesn't get freed before returning -EFAULT,
which leads to a memleak.
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