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[PATCH 3.14] mwifiex: fix wrong 11ac bits setting in fw_cap_info

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bit 14 is actually reserved and bit 12 & 13 should be used for
11ac capability in fw_cap_info.

Cc: <stable@xxxxxxxxxxxxxxx> # 3.9+
Signed-off-by: Bing Zhao <bzhao@xxxxxxxxxxx>
---
 drivers/net/wireless/mwifiex/fw.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/net/wireless/mwifiex/fw.h b/drivers/net/wireless/mwifiex/fw.h
index b474881..059bc16 100644
--- a/drivers/net/wireless/mwifiex/fw.h
+++ b/drivers/net/wireless/mwifiex/fw.h
@@ -226,7 +226,7 @@ enum MWIFIEX_802_11_PRIVACY_FILTER {
 
 /* HW_SPEC fw_cap_info */
 
-#define ISSUPP_11ACENABLED(fw_cap_info) (fw_cap_info & (BIT(13)|BIT(14)))
+#define ISSUPP_11ACENABLED(fw_cap_info) (fw_cap_info & (BIT(12)|BIT(13)))
 
 #define GET_VHTCAP_CHWDSET(vht_cap_info)    ((vht_cap_info >> 2) & 0x3)
 #define GET_VHTNSSMCS(mcs_mapset, nss) ((mcs_mapset >> (2 * (nss - 1))) & 0x3)
-- 
1.8.2.3

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