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[PATCH 1/2] brcmfmac: improve code handling bandwidth of firmware reported channels

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From: Rafał Miłecki <rafal@xxxxxxxxxx>

1) Use switch to simplify/improve the code & avoid some duplication
2) Add warning for unsupported values

Signed-off-by: Rafał Miłecki <rafal@xxxxxxxxxx>
---
 .../wireless/broadcom/brcm80211/brcmfmac/cfg80211.c | 13 ++++++++++---
 1 file changed, 10 insertions(+), 3 deletions(-)

diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c
index b5e291ed9496..fa752ec04f22 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c
@@ -6049,11 +6049,18 @@ static int brcmf_construct_chaninfo(struct brcmf_cfg80211_info *cfg,
 		/* assuming the chanspecs order is HT20,
 		 * HT40 upper, HT40 lower, and VHT80.
 		 */
-		if (ch.bw == BRCMU_CHAN_BW_80) {
+		switch (ch.bw) {
+		case BRCMU_CHAN_BW_80:
 			channel->flags &= ~IEEE80211_CHAN_NO_80MHZ;
-		} else if (ch.bw == BRCMU_CHAN_BW_40) {
+			break;
+		case BRCMU_CHAN_BW_40:
 			brcmf_update_bw40_channel_flag(channel, &ch);
-		} else {
+			break;
+		default:
+			wiphy_warn(wiphy, "Firmware reported unsupported bandwidth %d\n",
+				   ch.bw);
+			/* fall through */
+		case BRCMU_CHAN_BW_20:
 			/* enable the channel and disable other bandwidths
 			 * for now as mentioned order assure they are enabled
 			 * for subsequent chanspecs.
-- 
2.20.1




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