EFX_TX_BUF_SKB
buffer->flags = EFX_TX_BUF_SKB;
if (buffer->flags & EFX_TX_BUF_SKB) {
buffer->flags = EFX_TX_BUF_SKB | dma_flags;
buffer->flags = EFX_TX_BUF_SKB;
buffer->flags = EFX_TX_BUF_SKB | EFX_TX_BUF_OPTION;
if (buffer->flags & EFX_TX_BUF_SKB)
if (buffer->flags & EFX_TX_BUF_SKB) {
buffer->flags = EFX_TX_BUF_SKB | dma_flags;
buffer->flags = EFX_TX_BUF_SKB;