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brcmfmac: simply remove flowring if bus is down

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When the bus is down, eg. due to rmmod, there is no need to
attempt to inform firmware about it.

Reviewed-by: Hante Meuleman <hante.meuleman@broadcom.com>
Reviewed-by: Pieter-Paul Giesberts <pieter-paul.giesberts@broadcom.com>
Reviewed-by: Franky Lin <franky.lin@broadcom.com>
Signed-off-by: Arend van Spriel <arend.vanspriel@broadcom.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
This commit is contained in:
Arend van Spriel 2019-07-11 11:05:11 +02:00 committed by Kalle Valo
parent 1ac11ae949
commit e0bfb9601d
1 changed files with 7 additions and 0 deletions
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7
drivers/net/wireless/broadcom/brcm80211/brcmfmac/msgbuf.c
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@ -1398,6 +1398,13 @@ void brcmf_msgbuf_delete_flowring(struct brcmf_pub *drvr, u16 flowid)
u8 ifidx;
int err;
/* no need to submit if firmware can not be reached */
if (drvr->bus_if->state != BRCMF_BUS_UP) {
brcmf_dbg(MSGBUF, "bus down, flowring will be removed\n");
brcmf_msgbuf_remove_flowring(msgbuf, flowid);
return;
}
commonring = msgbuf->commonrings[BRCMF_H2D_MSGRING_CONTROL_SUBMIT];
brcmf_commonring_lock(commonring);
ret_ptr = brcmf_commonring_reserve_for_write(commonring);