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Commit a1f4e8bc authored by Eric Dumazet's avatar Eric Dumazet Committed by David S. Miller
Browse files

bnx2: fix skb truesize underestimation 



bnx2 allocates a full page per fragment. We must account PAGE_SIZE
increments on skb->truesize, not the actual frag length.

Signed-off-by: default avatarEric Dumazet <eric.dumazet@gmail.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent bdb28a97

drivers/net/ethernet/broadcom/bnx2.c

+1 −2
Original line number Diff line number Diff line
@@ -3051,7 +3051,6 @@ bnx2_rx_skb(struct bnx2 *bp, struct bnx2_rx_ring_info *rxr, struct sk_buff *skb, 
						&skb_shinfo(skb)->frags[i - 1];

					frag->size -= tail;

					skb->data_len -= tail;

					skb->truesize -= tail;

				}

				return 0;

			}
@@ -3083,7 +3082,7 @@ bnx2_rx_skb(struct bnx2 *bp, struct bnx2_rx_ring_info *rxr, struct sk_buff *skb, 


			frag_size -= frag_len;

			skb->data_len += frag_len;

			skb->truesize += frag_len;

			skb->truesize += PAGE_SIZE;

			skb->len += frag_len;



			pg_prod = NEXT_RX_BD(pg_prod);