diff options
Diffstat (limited to 'drivers/net/wireless/broadcom/brcm80211')
| -rw-r--r-- | drivers/net/wireless/broadcom/brcm80211/brcmfmac/core.c | 2 | ||||
| -rw-r--r-- | drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c | 8 |
2 files changed, 3 insertions, 7 deletions
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/core.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/core.c index 2153e8062b4c..5cc3a07dda9e 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/core.c +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/core.c @@ -214,7 +214,7 @@ static netdev_tx_t brcmf_netdev_start_xmit(struct sk_buff *skb, /* Make sure there's enough writeable headroom */ if (skb_headroom(skb) < drvr->hdrlen || skb_header_cloned(skb)) { - head_delta = drvr->hdrlen - skb_headroom(skb); + head_delta = max_t(int, drvr->hdrlen - skb_headroom(skb), 0); brcmf_dbg(INFO, "%s: insufficient headroom (%d)\n", brcmf_ifname(ifp), head_delta); diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c index fbcbb4325936..f3556122c6ac 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c @@ -2053,12 +2053,13 @@ static int brcmf_sdio_txpkt_hdalign(struct brcmf_sdio *bus, struct sk_buff *pkt) atomic_inc(&stats->pktcow_failed); return -ENOMEM; } + head_pad = 0; } skb_push(pkt, head_pad); dat_buf = (u8 *)(pkt->data); } memset(dat_buf, 0, head_pad + bus->tx_hdrlen); - return 0; + return head_pad; } /** @@ -4174,11 +4175,6 @@ struct brcmf_sdio *brcmf_sdio_probe(struct brcmf_sdio_dev *sdiodev) goto fail; } - /* allocate scatter-gather table. sg support - * will be disabled upon allocation failure. - */ - brcmf_sdiod_sgtable_alloc(bus->sdiodev); - /* Query the F2 block size, set roundup accordingly */ bus->blocksize = bus->sdiodev->func[2]->cur_blksize; bus->roundup = min(max_roundup, bus->blocksize); |