From: "A. Cody Schuffelen" schuffelen@google.com
[ Upstream commit b57aa17f07c9270e576ef7df09f142978b5a75f0 ]
cfg80211_inform_bss expects to receive a TSF value, but is given the time since boot in nanoseconds. TSF values are expected to be at microsecond scale rather than nanosecond scale.
Signed-off-by: A. Cody Schuffelen schuffelen@google.com Link: https://lore.kernel.org/r/20210318200419.1421034-1-schuffelen@google.com Signed-off-by: Johannes Berg johannes.berg@intel.com Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/net/wireless/virt_wifi.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-)
diff --git a/drivers/net/wireless/virt_wifi.c b/drivers/net/wireless/virt_wifi.c index 01305ba2d3aa..9d04ca53229b 100644 --- a/drivers/net/wireless/virt_wifi.c +++ b/drivers/net/wireless/virt_wifi.c @@ -12,6 +12,7 @@ #include <net/cfg80211.h> #include <net/rtnetlink.h> #include <linux/etherdevice.h> +#include <linux/math64.h> #include <linux/module.h>
static struct wiphy *common_wiphy; @@ -168,11 +169,11 @@ static void virt_wifi_scan_result(struct work_struct *work) scan_result.work); struct wiphy *wiphy = priv_to_wiphy(priv); struct cfg80211_scan_info scan_info = { .aborted = false }; + u64 tsf = div_u64(ktime_get_boottime_ns(), 1000);
informed_bss = cfg80211_inform_bss(wiphy, &channel_5ghz, CFG80211_BSS_FTYPE_PRESP, - fake_router_bssid, - ktime_get_boottime_ns(), + fake_router_bssid, tsf, WLAN_CAPABILITY_ESS, 0, (void *)&ssid, sizeof(ssid), DBM_TO_MBM(-50), GFP_KERNEL);