brcmfmac: Only assign primary netdev to if2bss array.

The if2bss allows for translation of ifidx to bssidx which has a 1:n
relation. Therefor only the first (primary) netdev should be
assigned in this array. This fixes the p2pon=1 module param usage.

Reviewed-by: Arend Van Spriel <arend@broadcom.com>
Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com>
Signed-off-by: Hante Meuleman <meuleman@broadcom.com>
Signed-off-by: Arend van Spriel <arend@broadcom.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>

diff --git a/drivers/net/wireless/brcm80211/brcmfmac/core.c b/drivers/net/wireless/brcm80211/brcmfmac/core.c
index 17658b59c36cc30ab401157426f1521501b3f83f..571c3054da58075430bdf053ea6feab997a167f8 100644 (file)
--- a/drivers/net/wireless/brcm80211/brcmfmac/core.c
+++ b/drivers/net/wireless/brcm80211/brcmfmac/core.c
@@ -53,6 +53,8 @@ MODULE_LICENSE("Dual BSD/GPL");
 #define BRCMF_RXREORDER_EXPIDX_VALID           0x08
 #define BRCMF_RXREORDER_NEW_HOLE               0x10
 
+#define BRCMF_BSSIDX_INVALID                   -1
+
 /* Error bits */
 int brcmf_msg_level;
 module_param_named(debug, brcmf_msg_level, int, S_IRUSR | S_IWUSR);
@@ -837,7 +839,8 @@ struct brcmf_if *brcmf_add_if(struct brcmf_pub *drvr, s32 bssidx, s32 ifidx,
                ifp = netdev_priv(ndev);
                ifp->ndev = ndev;
                /* store mapping ifidx to bssidx */
-               drvr->if2bss[ifidx] = bssidx;
+               if (drvr->if2bss[ifidx] == BRCMF_BSSIDX_INVALID)
+                       drvr->if2bss[ifidx] = bssidx;
        }
 
        ifp->drvr = drvr;
@@ -862,15 +865,15 @@ static void brcmf_del_if(struct brcmf_pub *drvr, s32 bssidx)
        struct brcmf_if *ifp;
 
        ifp = drvr->iflist[bssidx];
-       drvr->if2bss[ifp->ifidx] = -1;
        drvr->iflist[bssidx] = NULL;
        if (!ifp) {
                brcmf_err("Null interface, idx=%d\n", bssidx);
                return;
        }
        brcmf_dbg(TRACE, "Enter, idx=%d, ifidx=%d\n", bssidx, ifp->ifidx);
+       if (drvr->if2bss[ifp->ifidx] == bssidx)
+               drvr->if2bss[ifp->ifidx] = BRCMF_BSSIDX_INVALID;
        if (ifp->ndev) {
-               drvr->if2bss[ifp->ifidx] = -1;
                if (bssidx == 0) {
                        if (ifp->ndev->netdev_ops == &brcmf_netdev_ops_pri) {
                                rtnl_lock();
@@ -926,6 +929,7 @@ int brcmf_attach(struct device *dev)
 {
        struct brcmf_pub *drvr = NULL;
        int ret = 0;
+       int i;
 
        brcmf_dbg(TRACE, "Enter\n");
 
@@ -934,7 +938,9 @@ int brcmf_attach(struct device *dev)
        if (!drvr)
                return -ENOMEM;
 
-       memset(drvr->if2bss, 0xFF, sizeof(drvr->if2bss));
+       for (i = 0; i < ARRAY_SIZE(drvr->if2bss); i++)
+               drvr->if2bss[i] = BRCMF_BSSIDX_INVALID;
+
        mutex_init(&drvr->proto_block);
 
        /* Link to bus module */