staging: brcm80211: use common pktq_flush functions

The softmac and fullmac drivers can use the same implementation of
pktq_flush(), so remove the unnecessary version.

Cc: devel@linuxdriverproject.org
Cc: linux-wireless@vger.kernel.org
Reviewed-by: NRoland Vossen <rvossen@broadcoom.com>
Reviewed-by: NBrett Rudley <brudley@broadcom.com>
Signed-off-by: NArend van Spriel <arend@broadcom.com>
Signed-off-by: NGreg Kroah-Hartman <gregkh@suse.de>

drivers/staging/brcm80211/brcmfmac/dhd_sdio.c

@@ -2835,7 +2835,7 @@ void dhd_bus_stop(struct dhd_bus *bus, bool enforce_mutex)
 	dhdsdio_clkctl(bus, CLK_SDONLY, false);
 
 	/* Clear the data packet queues */
-	pktq_flush(&bus->txq, true);
+	pktq_flush(&bus->txq, true, NULL, 0);
 
 	/* Clear any held glomming stuff */
 	if (bus->glomd)

drivers/staging/brcm80211/include/bcmutils.h

@@ -99,13 +99,8 @@ extern struct sk_buff *pkt_buf_get_skb(uint len);
 extern void pkt_buf_free_skb(struct sk_buff *skb);
 
 /* Empty the queue at particular precedence level */
-#ifdef BRCM_FULLMAC
-	extern void pktq_pflush(struct pktq *pq, int prec,
-		bool dir);
-#else
-	extern void pktq_pflush(struct pktq *pq, int prec,
-		bool dir, ifpkt_cb_t fn, int arg);
-#endif /* BRCM_FULLMAC */
+extern void pktq_pflush(struct pktq *pq, int prec,
+	bool dir, ifpkt_cb_t fn, int arg);
 
 /* operations on a set of precedences in packet queue */
 
@@ -130,12 +125,8 @@ extern struct sk_buff *pktq_mdeq(struct pktq *pq, uint prec_bmp, int *prec_out);
 	extern void pktq_init(struct pktq *pq, int num_prec, int max_len);
 /* prec_out may be NULL if caller is not interested in return value */
 	extern struct sk_buff *pktq_peek_tail(struct pktq *pq, int *prec_out);
-#ifdef BRCM_FULLMAC
-	extern void pktq_flush(struct pktq *pq, bool dir);
-#else
 	extern void pktq_flush(struct pktq *pq, bool dir,
 		ifpkt_cb_t fn, int arg);
-#endif
 
 /* externs */
 /* packet */

drivers/staging/brcm80211/util/bcmutils.c

@@ -213,32 +213,6 @@ struct sk_buff *BCMFASTPATH pktq_pdeq_tail(struct pktq *pq, int prec)
 	return p;
 }
 
-#ifdef BRCM_FULLMAC
-void pktq_pflush(struct pktq *pq, int prec, bool dir)
-{
-	struct pktq_prec *q;
-	struct sk_buff *p;
-
-	q = &pq->q[prec];
-	p = q->head;
-	while (p) {
-		q->head = p->prev;
-		p->prev = NULL;
-		pkt_buf_free_skb(p);
-		q->len--;
-		pq->len--;
-		p = q->head;
-	}
-	q->tail = NULL;
-}
-
-void pktq_flush(struct pktq *pq, bool dir)
-{
-	int prec;
-	for (prec = 0; prec < pq->num_prec; prec++)
-		pktq_pflush(pq, prec, dir);
-}
-#else /* !BRCM_FULLMAC */
 void
 pktq_pflush(struct pktq *pq, int prec, bool dir,
 	    ifpkt_cb_t fn, int arg)
@@ -278,7 +252,6 @@ void pktq_flush(struct pktq *pq, bool dir,
 	for (prec = 0; prec < pq->num_prec; prec++)
 		pktq_pflush(pq, prec, dir, fn, arg);
 }
-#endif /* BRCM_FULLMAC */
 
 void pktq_init(struct pktq *pq, int num_prec, int max_len)
 {