| Message ID | 20240415095433.119163-1-dakr@redhat.com (mailing list archive) |
|---|---|
| State | New, archived |
| Headers | show |
| Series | drm/nouveau: use vmemdup_array_user() in u_memcpya() | expand |
diff --git a/drivers/gpu/drm/nouveau/nouveau_drv.h b/drivers/gpu/drm/nouveau/nouveau_drv.h index e239c6bf4afa..2038d60958e3 100644 --- a/drivers/gpu/drm/nouveau/nouveau_drv.h +++ b/drivers/gpu/drm/nouveau/nouveau_drv.h @@ -190,11 +190,8 @@ static inline void * u_memcpya(uint64_t user, unsigned int nmemb, unsigned int size) { void __user *userptr = u64_to_user_ptr(user); - size_t bytes; - if (unlikely(check_mul_overflow(nmemb, size, &bytes))) - return ERR_PTR(-EOVERFLOW); - return vmemdup_user(userptr, bytes); + return vmemdup_array_user(userptr, nmemb, size); } #include <nvif/object.h>
Now that we have vmemdup_array_user(), make use of it. Signed-off-by: Danilo Krummrich <dakr@redhat.com> --- drivers/gpu/drm/nouveau/nouveau_drv.h | 5 +---- 1 file changed, 1 insertion(+), 4 deletions(-) base-commit: a57e191ebbaa0363dbf352cc37447c2230573e29 prerequisite-patch-id: d18b2d6615c58084a7027f4f1d9b51bd3f9dd83f