wl1251: check return from call to wl1251_acx_arp_ip_filter
authorColin Ian King <colin.king@canonical.com>
Tue, 26 Dec 2017 17:33:18 +0000 (17:33 +0000)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Thu, 12 Apr 2018 10:32:17 +0000 (12:32 +0200)
[ Upstream commit ac1181c60822292176ab96912208ec9f9819faf8 ]

Currently the less than zero error check on ret is incorrect
as it is checking a far earlier ret assignment rather than the
return from the call to wl1251_acx_arp_ip_filter. Fix this by
adding in the missing assginment.

Detected by CoverityScan, CID#1164835 ("Logically dead code")

Fixes: 204cc5c44fb6 ("wl1251: implement hardware ARP filtering")
Signed-off-by: Colin Ian King <colin.king@canonical.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Signed-off-by: Sasha Levin <alexander.levin@microsoft.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/net/wireless/ti/wl1251/main.c

index 6d02c66..037defd 100644 (file)
@@ -1200,8 +1200,7 @@ static void wl1251_op_bss_info_changed(struct ieee80211_hw *hw,
                WARN_ON(wl->bss_type != BSS_TYPE_STA_BSS);
 
                enable = bss_conf->arp_addr_cnt == 1 && bss_conf->assoc;
-               wl1251_acx_arp_ip_filter(wl, enable, addr);
-
+               ret = wl1251_acx_arp_ip_filter(wl, enable, addr);
                if (ret < 0)
                        goto out_sleep;
        }