On Thu, Oct 22, 2020 at 4:52 PM Zhiqiang Liu <liuzhiqiang26@xxxxxxxxxx> wrote: > > > In fuse_send_init func, ia is allocated by calling kzalloc func, and > we donot check whether ia is NULL before using it. Thus, if allocating > ia fails, accessing NULL pointer problem will occur. Note the __GFP_NOFAIL flag for kzalloc(), which ensures that it will not fail. Thanks, Miklos