diff options
Diffstat (limited to 'drivers/s390')
| -rw-r--r-- | drivers/s390/net/qeth_core_main.c | 25 |
1 files changed, 10 insertions, 15 deletions
diff --git a/drivers/s390/net/qeth_core_main.c b/drivers/s390/net/qeth_core_main.c index 467a9173058c..08185f76a727 100644 --- a/drivers/s390/net/qeth_core_main.c +++ b/drivers/s390/net/qeth_core_main.c @@ -5065,12 +5065,12 @@ struct sk_buff *qeth_core_get_next_skb(struct qeth_card *card, struct qdio_buffer_element *element = *__element; struct qdio_buffer *buffer = qethbuffer->buffer; int offset = *__offset; + bool use_rx_sg = false; + unsigned int headroom; struct sk_buff *skb; int skb_len = 0; void *data_ptr; int data_len; - int headroom = 0; - int use_rx_sg = 0; next_packet: /* qeth_hdr must not cross element boundaries */ @@ -5086,6 +5086,7 @@ next_packet: switch ((*hdr)->hdr.l2.id) { case QETH_HEADER_TYPE_LAYER2: skb_len = (*hdr)->hdr.l2.pkt_length; + headroom = 0; break; case QETH_HEADER_TYPE_LAYER3: skb_len = (*hdr)->hdr.l3.length; @@ -5120,11 +5121,10 @@ next_packet: if (!skb_len) return NULL; - if (((skb_len >= card->options.rx_sg_cb) && - !IS_OSN(card) && - (!atomic_read(&card->force_alloc_skb))) || - (card->options.cq == QETH_CQ_ENABLED)) - use_rx_sg = 1; + use_rx_sg = (card->options.cq == QETH_CQ_ENABLED) || + ((skb_len >= card->options.rx_sg_cb) && + !atomic_read(&card->force_alloc_skb) && + !IS_OSN(card)); if (use_rx_sg && qethbuffer->rx_skb) { /* QETH_CQ_ENABLED only: */ @@ -5135,9 +5135,10 @@ next_packet: skb = napi_alloc_skb(&card->napi, linear + headroom); } + if (!skb) - goto no_mem; - if (headroom) + QETH_CARD_STAT_INC(card, rx_dropped_nomem); + else if (headroom) skb_reserve(skb, headroom); walk_packet: @@ -5184,12 +5185,6 @@ walk_packet: skb_shinfo(skb)->nr_frags); } return skb; -no_mem: - if (net_ratelimit()) { - QETH_CARD_TEXT(card, 2, "noskbmem"); - } - QETH_CARD_STAT_INC(card, rx_dropped_nomem); - return NULL; } EXPORT_SYMBOL_GPL(qeth_core_get_next_skb); |