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[PATCH 03/24] brcmfmac: restrict error condition in brcmf_inform_bss()

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From: Arend van Spriel <arend@xxxxxxxxxxxx>

The function brcmf_inform_bss() validates the version received
from the device, before processing the individual bss entries.
This error condition is only applicable when the list contains
entries. A specific scan, ie. for a specific ssid, can result
in a scan completion without finding any bss entries. No need
to flag it as an error in the log when this happens.

Reviewed-by: Hante Meuleman <meuleman@xxxxxxxxxxxx>
Reviewed-by: Pieter-Paul Giesberts <pieterpg@xxxxxxxxxxxx>
Signed-off-by: Arend van Spriel <arend@xxxxxxxxxxxx>
Signed-off-by: Franky Lin <frankyl@xxxxxxxxxxxx>
---
 .../net/wireless/brcm80211/brcmfmac/wl_cfg80211.c  |    3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c b/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c
index f05ab77..c979ce1 100644
--- a/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c
+++ b/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c
@@ -2345,7 +2345,8 @@ static s32 brcmf_inform_bss(struct brcmf_cfg80211_info *cfg)
 	int i;
 
 	bss_list = cfg->bss_list;
-	if (bss_list->version != BRCMF_BSS_INFO_VERSION) {
+	if (bss_list->count != 0 &&
+	    bss_list->version != BRCMF_BSS_INFO_VERSION) {
 		WL_ERR("Version %d != WL_BSS_INFO_VERSION\n",
 		       bss_list->version);
 		return -EOPNOTSUPP;
-- 
1.7.9.5


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