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authorDavid S. Miller <davem@davemloft.net>2020-01-27 11:25:36 +0100
committerDavid S. Miller <davem@davemloft.net>2020-01-27 11:25:36 +0100
commit82bc2e4a26a65e8b23590565b89115f8634d4fe6 (patch)
tree6c95c4b60b169a9cba0e007d3bdd8f67a91d43ff /drivers/net/wireless/intel/iwlwifi/pcie/tx-gen2.c
parentMerge branch 'for-upstream' of git://git.kernel.org/pub/scm/linux/kernel/git/bluetooth/bluetooth-next (diff)
parentMerge ath-next from git://git.kernel.org/pub/scm/linux/kernel/git/kvalo/ath.git (diff)
downloadlinux-82bc2e4a26a65e8b23590565b89115f8634d4fe6.tar.xz
linux-82bc2e4a26a65e8b23590565b89115f8634d4fe6.zip
Merge tag 'wireless-drivers-next-2020-01-26' of git://git.kernel.org/pub/scm/linux/kernel/git/kvalo/wireless-drivers-next
Kalle Valo says: ==================== wireless-drivers-next patches for v5.6 Second set of patches for v5.6. Nothing special standing out, smaller new features and fixes allover. Major changes: ar5523 * add support for SMCWUSBT-G2 USB device iwlwifi * support new versions of the FTM FW APIs * support new version of the beacon template FW API * print some extra information when the driver is loaded rtw88 * support wowlan feature for 8822c * add support for WIPHY_WOWLAN_NET_DETECT brcmfmac * add initial support for monitor mode qtnfmac * add module parameter to enable DFS offloading in firmware * add support for STA HE rates * add support for TWT responder and spatial reuse ==================== Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/wireless/intel/iwlwifi/pcie/tx-gen2.c')
-rw-r--r--drivers/net/wireless/intel/iwlwifi/pcie/tx-gen2.c16
1 files changed, 15 insertions, 1 deletions
diff --git a/drivers/net/wireless/intel/iwlwifi/pcie/tx-gen2.c b/drivers/net/wireless/intel/iwlwifi/pcie/tx-gen2.c
index bfb984b2e00c..86fc00167817 100644
--- a/drivers/net/wireless/intel/iwlwifi/pcie/tx-gen2.c
+++ b/drivers/net/wireless/intel/iwlwifi/pcie/tx-gen2.c
@@ -719,6 +719,10 @@ int iwl_trans_pcie_gen2_tx(struct iwl_trans *trans, struct sk_buff *skb,
int idx;
void *tfd;
+ if (WARN_ONCE(txq_id >= IWL_MAX_TVQM_QUEUES,
+ "queue %d out of range", txq_id))
+ return -EINVAL;
+
if (WARN_ONCE(!test_bit(txq_id, trans_pcie->queue_used),
"TX on unused queue %d\n", txq_id))
return -EINVAL;
@@ -1233,9 +1237,15 @@ void iwl_pcie_gen2_txq_free_memory(struct iwl_trans *trans,
static void iwl_pcie_gen2_txq_free(struct iwl_trans *trans, int txq_id)
{
struct iwl_trans_pcie *trans_pcie = IWL_TRANS_GET_PCIE_TRANS(trans);
- struct iwl_txq *txq = trans_pcie->txq[txq_id];
+ struct iwl_txq *txq;
int i;
+ if (WARN_ONCE(txq_id >= IWL_MAX_TVQM_QUEUES,
+ "queue %d out of range", txq_id))
+ return;
+
+ txq = trans_pcie->txq[txq_id];
+
if (WARN_ON(!txq))
return;
@@ -1390,6 +1400,10 @@ void iwl_trans_pcie_dyn_txq_free(struct iwl_trans *trans, int queue)
{
struct iwl_trans_pcie *trans_pcie = IWL_TRANS_GET_PCIE_TRANS(trans);
+ if (WARN(queue >= IWL_MAX_TVQM_QUEUES,
+ "queue %d out of range", queue))
+ return;
+
/*
* Upon HW Rfkill - we stop the device, and then stop the queues
* in the op_mode. Just for the sake of the simplicity of the op_mode,