brcmfmac: add missing curly braces in brcmf_fws_txstatus_suppressed()

brcmfmac: add missing curly braces in brcmf_fws_txstatus_suppressed()

The 0-day testing from Fenguang Wu issued the following warning:

tree:   git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless-next.git master
head:   af77f5eb4154e21854cba016a5206668f3cac6cd
commit: c4ffb08207bd9475b6f4a5b5501aa0190e35d509
    [33/59] brcmfmac: Update fwsignal to fix out of order tx.

>> drivers/net/wireless/brcm80211/brcmfmac/fwsignal.c:1393:2-56:
    code aligned with following code on line 1394

vim +1393 drivers/net/wireless/brcm80211/brcmfmac/fwsignal.c

f131cb67  1387 	}
f131cb67  1388
f131cb67  1389 	entry->generation = genbit;
f131cb67  1390
3bcc135d  1391 	ret = brcmf_proto_hdrpull(fws->drvr, false, &ifidx, skb);
3bcc135d  1392 	if (ret == 0)
c4ffb082 @1393 		brcmf_skb_htod_tag_set_field(skb, GENERATION, ..
c4ffb082 @1394 		brcmf_skbcb(skb)->htod_seq = seq;
c4ffb082  1395 		if (brcmf_skb_htod_seq_get_field(skb, FROMFW)) {
c4ffb082  1396 			brcmf_skb_htod_seq_set_field(skb, ..
c4ffb082  1397 			brcmf_skb_htod_seq_set_field(skb, ..

This warning is valid and the if statement needs curly braces here.

Reported-by: Fengguang Wu <fengguang.wu@intel.com>
Reviewed-by: Hante Meuleman <meuleman@broadcom.com>
Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com>
Signed-off-by: Arend van Spriel <arend@broadcom.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>