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Date: Tue, 18 Oct 2022 01:59:29 -0700 From: Kees Cook <keescook@...omium.org> To: Rasesh Mody <rmody@...vell.com> Cc: Kees Cook <keescook@...omium.org>, GR-Linux-NIC-Dev@...vell.com, "David S. Miller" <davem@...emloft.net>, Eric Dumazet <edumazet@...gle.com>, Jakub Kicinski <kuba@...nel.org>, Paolo Abeni <pabeni@...hat.com>, netdev@...r.kernel.org, linux-kernel@...r.kernel.org, linux-hardening@...r.kernel.org Subject: [PATCH] bnx2: Pass allocation size to build_skb() In preparation for requiring that build_skb() have a non-zero size argument, pass the actual data allocation size explicitly into build_skb(). Cc: Rasesh Mody <rmody@...vell.com> Cc: GR-Linux-NIC-Dev@...vell.com Cc: "David S. Miller" <davem@...emloft.net> Cc: Eric Dumazet <edumazet@...gle.com> Cc: Jakub Kicinski <kuba@...nel.org> Cc: Paolo Abeni <pabeni@...hat.com> Cc: netdev@...r.kernel.org Signed-off-by: Kees Cook <keescook@...omium.org> --- drivers/net/ethernet/broadcom/bnx2.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/net/ethernet/broadcom/bnx2.c b/drivers/net/ethernet/broadcom/bnx2.c index fec57f1982c8..0b2d4972343a 100644 --- a/drivers/net/ethernet/broadcom/bnx2.c +++ b/drivers/net/ethernet/broadcom/bnx2.c @@ -3045,7 +3045,8 @@ bnx2_rx_skb(struct bnx2 *bp, struct bnx2_rx_ring_info *rxr, u8 *data, dma_unmap_single(&bp->pdev->dev, dma_addr, bp->rx_buf_use_size, DMA_FROM_DEVICE); - skb = build_skb(data, 0); + + skb = build_skb(data, bp->rx_buf_size); if (!skb) { kfree(data); goto error; -- 2.34.1
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