On Mon, May 08, 2023 at 08:39:22PM +0800, Yunsheng Lin wrote: > The remaining users calling __skb_frag_set_page() with > page being NULL seems to doing defensive programming, as > shinfo->nr_frags is already decremented, so remove them. > > Signed-off-by: Yunsheng Lin <linyunsheng@xxxxxxxxxx> ... > diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.c b/drivers/net/ethernet/broadcom/bnxt/bnxt.c > index efaff5018af8..f3f08660ec30 100644 > --- a/drivers/net/ethernet/broadcom/bnxt/bnxt.c > +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.c > @@ -1105,7 +1105,6 @@ static u32 __bnxt_rx_agg_pages(struct bnxt *bp, > unsigned int nr_frags; > > nr_frags = --shinfo->nr_frags; Hi Yunsheng, nr_frags is now unused, other than being set on the line above. Probably this local variable can be removed. > - __skb_frag_set_page(&shinfo->frags[nr_frags], NULL); > cons_rx_buf->page = page; > ...