From: Hante Meuleman <meule...@broadcom.com>
The ifidx provided by FW needs to be offsetted when receiving data
packets.
Cc: sta...@vger.kernel.org # v3.17, v3.18
Reviewed-by: Arend Van Spriel <ar...@broadcom.com>
Reviewed-by: Pieter-Paul Giesberts <piete...@broadcom.com>
Signed-off-by: Hante Meuleman <meule...@broadcom.com>
Signed-off-by: Arend van Spriel <ar...@broadcom.com>
---
drivers/net/wireless/brcm80211/brcmfmac/msgbuf.c | 9 +++++++++
1 file changed, 9 insertions(+)
diff --git a/drivers/net/wireless/brcm80211/brcmfmac/msgbuf.c
b/drivers/net/wireless/brcm80211/brcmfmac/msgbuf.c
index 5b0b70f..456944a 100644
--- a/drivers/net/wireless/brcm80211/brcmfmac/msgbuf.c
+++ b/drivers/net/wireless/brcm80211/brcmfmac/msgbuf.c
@@ -1080,8 +1080,17 @@ brcmf_msgbuf_rx_skb(struct brcmf_msgbuf *msgbuf, struct
sk_buff *skb,
{
struct brcmf_if *ifp;
+ /* The ifidx is the idx to map to matching netdev/ifp. When receiving
+ * events this is easy because it contains the bssidx which maps
+ * 1-on-1 to the netdev/ifp. But for data frames the ifidx is rcvd.
+ * bssidx 1 is used for p2p0 and no data can be received or
+ * transmitted on it. Therefor bssidx is ifidx + 1 if ifidx > 0
+ */
+ if (ifidx)
+ (ifidx)++;
ifp = msgbuf->drvr->iflist[ifidx];
if (!ifp || !ifp->ndev) {
+ brcmf_err("Received pkt for invalid ifidx %d\n", ifidx);
brcmu_pkt_buf_free_skb(skb);
return;
}
--
1.9.1
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