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-rw-r--r--drivers/s390/net/qeth_core_main.c2
-rw-r--r--drivers/s390/net/qeth_l3_main.c20
2 files changed, 15 insertions, 7 deletions
diff --git a/drivers/s390/net/qeth_core_main.c b/drivers/s390/net/qeth_core_main.c
index c827d69b5a91..63c9c05d6147 100644
--- a/drivers/s390/net/qeth_core_main.c
+++ b/drivers/s390/net/qeth_core_main.c
@@ -1140,6 +1140,8 @@ static int qeth_setup_card(struct qeth_card *card)
card->ipato.enabled = 0;
card->ipato.invert4 = 0;
card->ipato.invert6 = 0;
+ if (card->info.type == QETH_CARD_TYPE_IQD)
+ card->options.checksum_type = NO_CHECKSUMMING;
/* init QDIO stuff */
qeth_init_qdio_info(card);
return 0;
diff --git a/drivers/s390/net/qeth_l3_main.c b/drivers/s390/net/qeth_l3_main.c
index 5873240c3cea..b36b5cdf9000 100644
--- a/drivers/s390/net/qeth_l3_main.c
+++ b/drivers/s390/net/qeth_l3_main.c
@@ -1920,16 +1920,22 @@ static inline __u16 qeth_l3_rebuild_skb(struct qeth_card *card,
hdr->hdr.l3.vlan_id : *((u16 *)&hdr->hdr.l3.dest_addr[12]);
}
- skb->ip_summed = card->options.checksum_type;
- if (card->options.checksum_type == HW_CHECKSUMMING) {
+ switch (card->options.checksum_type) {
+ case SW_CHECKSUMMING:
+ skb->ip_summed = CHECKSUM_NONE;
+ break;
+ case NO_CHECKSUMMING:
+ skb->ip_summed = CHECKSUM_UNNECESSARY;
+ break;
+ case HW_CHECKSUMMING:
if ((hdr->hdr.l3.ext_flags &
- (QETH_HDR_EXT_CSUM_HDR_REQ |
- QETH_HDR_EXT_CSUM_TRANSP_REQ)) ==
- (QETH_HDR_EXT_CSUM_HDR_REQ |
- QETH_HDR_EXT_CSUM_TRANSP_REQ))
+ (QETH_HDR_EXT_CSUM_HDR_REQ |
+ QETH_HDR_EXT_CSUM_TRANSP_REQ)) ==
+ (QETH_HDR_EXT_CSUM_HDR_REQ |
+ QETH_HDR_EXT_CSUM_TRANSP_REQ))
skb->ip_summed = CHECKSUM_UNNECESSARY;
else
- skb->ip_summed = SW_CHECKSUMMING;
+ skb->ip_summed = CHECKSUM_NONE;
}
return vlan_id;