linux-kernel - [ 031/102] iwlwifi: mvm: fix bug in scan ssid

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Date:	Thu,  8 Aug 2013 18:57:07 -0700
From:	Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:	linux-kernel@...r.kernel.org
Cc:	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	stable@...r.kernel.org, David Spinadel <david.spinadel@...el.com>,
	Johannes Berg <johannes.berg@...el.com>
Subject: [ 031/102] iwlwifi: mvm: fix bug in scan ssid

3.10-stable review patch.  If anyone has any objections, please let me know.

------------------

From: David Spinadel <david.spinadel@...el.com>

commit fe04e83706037802c502ea41c0d1799ec35fc0d7 upstream.

Increment index in each iteration. Without this increment we are
overriding the added SSIDs and we will send only the last SSId
and (n_ssids - 1) broadcast probes.

Signed-off-by: David Spinadel <david.spinadel@...el.com>
Signed-off-by: Johannes Berg <johannes.berg@...el.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>

---
 drivers/net/wireless/iwlwifi/mvm/scan.c |    4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

--- a/drivers/net/wireless/iwlwifi/mvm/scan.c
+++ b/drivers/net/wireless/iwlwifi/mvm/scan.c
@@ -137,8 +137,8 @@ static void iwl_mvm_scan_fill_ssids(stru
 {
 	int fw_idx, req_idx;
 
-	fw_idx = 0;
-	for (req_idx = req->n_ssids - 1; req_idx > 0; req_idx--) {
+	for (req_idx = req->n_ssids - 1, fw_idx = 0; req_idx > 0;
+	     req_idx--, fw_idx++) {
 		cmd->direct_scan[fw_idx].id = WLAN_EID_SSID;
 		cmd->direct_scan[fw_idx].len = req->ssids[req_idx].ssid_len;
 		memcpy(cmd->direct_scan[fw_idx].ssid,


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