brcm80211: fmac: stop referencing brcmf_sdio in common layer

brcmf_sdio is the data structure for sdio bus layer. Stop
referencing brcmf_sdio from common layer. This patch is part of
the fullmac bus interface refactoring.

Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com>
Reviewed-by: Arend van Spriel <arend@broadcom.com>
Reviewed-by: Alwin Beukers <alwin@broadcom.com>
Signed-off-by: Franky Lin <frankyl@broadcom.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
diff --git a/drivers/net/wireless/brcm80211/brcmfmac/dhd_sdio.c b/drivers/net/wireless/brcm80211/brcmfmac/dhd_sdio.c
index 399567f..129cfd6 100644
--- a/drivers/net/wireless/brcm80211/brcmfmac/dhd_sdio.c
+++ b/drivers/net/wireless/brcm80211/brcmfmac/dhd_sdio.c
@@ -3953,7 +3953,7 @@
 	}
 
 	/* Attach to the brcmf/OS/network interface */
-	ret = brcmf_attach(bus, SDPCM_RESERVE, bus->sdiodev->dev);
+	ret = brcmf_attach(SDPCM_RESERVE, bus->sdiodev->dev);
 	if (ret != 0) {
 		brcmf_dbg(ERROR, "brcmf_attach failed\n");
 		goto fail;