From 029591f3485c9bd198513df39605e14d2ab7477d Mon Sep 17 00:00:00 2001 From: Arend van Spriel Date: Wed, 19 Sep 2012 22:21:06 +0200 Subject: [PATCH] brcmfmac: fix sparse warnings in e-scan related code With the introduction of e-scan mechanism in brcmfmac (e756af5 brcmfmac: add e-scan support.) a couple of sparse warnings were introduced. This patch resolves those. Reported-by: Fengguang Wu Reviewed-by: Franky (Zhenhui) Lin Reviewed-by: Hante Meuleman Signed-off-by: Arend van Spriel Signed-off-by: John W. Linville --- .../net/wireless/brcm80211/brcmfmac/wl_cfg80211.c | 35 +++++++++++----------- 1 file changed, 18 insertions(+), 17 deletions(-) diff --git a/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c b/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c index 3491086..5894972 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c +++ b/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c @@ -698,11 +698,11 @@ static void brcmf_escan_prep(struct brcmf_scan_params_le *params_le, u32 n_channels; s32 i; s32 offset; - __le16 chanspec; + u16 chanspec; u16 channel; struct ieee80211_channel *req_channel; char *ptr; - struct brcmf_ssid ssid; + struct brcmf_ssid_le ssid_le; memcpy(params_le->bssid, ether_bcast, ETH_ALEN); params_le->bss_type = DOT11_BSSTYPE_ANY; @@ -745,13 +745,10 @@ static void brcmf_escan_prep(struct brcmf_scan_params_le *params_le, chanspec |= WL_CHANSPEC_CTL_SB_UPPER; } - params_le->channel_list[i] = - (channel & WL_CHANSPEC_CHAN_MASK) | - chanspec; + chanspec |= (channel & WL_CHANSPEC_CHAN_MASK); WL_SCAN("Chan : %d, Channel spec: %x\n", - channel, params_le->channel_list[i]); - params_le->channel_list[i] = - cpu_to_le16(params_le->channel_list[i]); + channel, chanspec); + params_le->channel_list[i] = cpu_to_le16(chanspec); } } else { WL_SCAN("Scanning all channels\n"); @@ -764,17 +761,18 @@ static void brcmf_escan_prep(struct brcmf_scan_params_le *params_le, offset = roundup(offset, sizeof(u32)); ptr = (char *)params_le + offset; for (i = 0; i < n_ssids; i++) { - memset(&ssid, 0, sizeof(ssid)); - ssid.SSID_len = cpu_to_le32(request->ssids[i].ssid_len); - memcpy(ssid.SSID, request->ssids[i].ssid, - request->ssids[i].ssid_len); - if (!ssid.SSID_len) + memset(&ssid_le, 0, sizeof(ssid_le)); + ssid_le.SSID_len = + cpu_to_le32(request->ssids[i].ssid_len); + memcpy(ssid_le.SSID, request->ssids[i].ssid, + request->ssids[i].ssid_len); + if (!ssid_le.SSID_len) WL_SCAN("%d: Broadcast scan\n", i); else WL_SCAN("%d: scan for %s size =%d\n", i, - ssid.SSID, ssid.SSID_len); - memcpy(ptr, &ssid, sizeof(ssid)); - ptr += sizeof(ssid); + ssid_le.SSID, ssid_le.SSID_len); + memcpy(ptr, &ssid_le, sizeof(ssid_le)); + ptr += sizeof(ssid_le); } } else { WL_SCAN("Broadcast scan %p\n", request->ssids); @@ -2840,10 +2838,13 @@ brcmf_compare_update_same_bss(struct brcmf_bss_info_le *bss, !memcmp(bss_info_le->SSID, bss->SSID, bss_info_le->SSID_len)) { if ((bss->flags & WLC_BSS_RSSI_ON_CHANNEL) == (bss_info_le->flags & WLC_BSS_RSSI_ON_CHANNEL)) { + s16 bss_rssi = le16_to_cpu(bss->RSSI); + s16 bss_info_rssi = le16_to_cpu(bss_info_le->RSSI); + /* preserve max RSSI if the measurements are * both on-channel or both off-channel */ - if (bss_info_le->RSSI > bss->RSSI) + if (bss_info_rssi > bss_rssi) bss->RSSI = bss_info_le->RSSI; } else if ((bss->flags & WLC_BSS_RSSI_ON_CHANNEL) && (bss_info_le->flags & WLC_BSS_RSSI_ON_CHANNEL) == 0) { -- 2.7.4