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qcacld-2.0: Avoid dereferencing of NULL pointer

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Fix to add NULL check before dereferencing of pointer

Change-Id: Id016a65b58255b25b973c1904a9715c995f7d34a
CRs-Fixed: 1022311
This commit is contained in:
Sreelakshmi Konamki 2016-06-08 16:57:37 +05:30 committed by syphyr
parent 642cca810d
commit eca8c037fe
1 changed files with 11 additions and 1 deletions
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12
drivers/net/wireless/qcacld-2.0/CORE/CLD_TXRX/TXRX/ol_tx_classify.c
View file

@ -1,5 +1,5 @@
/*
* Copyright (c) 2012-2015 The Linux Foundation. All rights reserved.
* Copyright (c) 2012-2016 The Linux Foundation. All rights reserved.
*
* Previously licensed under the ISC license by Qualcomm Atheros, Inc.
*
@ -347,6 +347,11 @@ ol_tx_classify(
TX_SCHED_DEBUG_PRINT("Enter %s\n", __func__);
dest_addr = ol_tx_dest_addr_find(pdev, tx_nbuf);
if (!dest_addr) {
VOS_TRACE(VOS_MODULE_ID_TXRX, VOS_TRACE_LEVEL_ERROR,
FL("Invalid dest_addr");
return NULL;
}
if ((IEEE80211_IS_MULTICAST(dest_addr))
|| (vdev->opmode == wlan_op_mode_ocb)) {
txq = &vdev->txqs[OL_TX_VDEV_MCAST_BCAST];
@ -582,6 +587,11 @@ ol_tx_classify_mgmt(
TX_SCHED_DEBUG_PRINT("Enter %s\n", __func__);
dest_addr = ol_tx_dest_addr_find(pdev, tx_nbuf);
if (!dest_addr) {
VOS_TRACE(VOS_MODULE_ID_TXRX, VOS_TRACE_LEVEL_ERROR,
FL("Invalid dest_addr");
return NULL;
}
if (IEEE80211_IS_MULTICAST(dest_addr)) {
/*
* AP: beacons are broadcast,