On Sun, Feb 14, 2021 at 11:50:12PM +0000, Al Viro wrote: > check that len is reasonable > p = kmalloc(offsetof(struct foo, string[len]), GFP_KERNEL); > copy_from_user(p, user_object, len); offsetof(struct foo, string[len]), that is
On Sun, Feb 14, 2021 at 11:50:12PM +0000, Al Viro wrote: > check that len is reasonable > p = kmalloc(offsetof(struct foo, string[len]), GFP_KERNEL); > copy_from_user(p, user_object, len); offsetof(struct foo, string[len]), that is
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