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path: root/drivers/net/wireless/iwlwifi/iwl-4965.c
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Diffstat (limited to 'drivers/net/wireless/iwlwifi/iwl-4965.c')
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-4965.c19
1 files changed, 16 insertions, 3 deletions
diff --git a/drivers/net/wireless/iwlwifi/iwl-4965.c b/drivers/net/wireless/iwlwifi/iwl-4965.c
index b2ea4d4f3f31..3d30cba0ad45 100644
--- a/drivers/net/wireless/iwlwifi/iwl-4965.c
+++ b/drivers/net/wireless/iwlwifi/iwl-4965.c
@@ -1843,14 +1843,26 @@ int iwl4965_alive_notify(struct iwl_priv *priv)
*/
int iwl4965_hw_set_hw_setting(struct iwl_priv *priv)
{
+ int ret = 0;
+
+ if ((iwl4965_param_queues_num > IWL_MAX_NUM_QUEUES) ||
+ (iwl4965_param_queues_num < IWL_MIN_NUM_QUEUES)) {
+ IWL_ERROR("invalid queues_num, should be between %d and %d\n",
+ IWL_MIN_NUM_QUEUES, IWL_MAX_NUM_QUEUES);
+ ret = -EINVAL;
+ goto out;
+ }
+
/* Allocate area for Tx byte count tables and Rx queue status */
priv->hw_setting.shared_virt =
pci_alloc_consistent(priv->pci_dev,
sizeof(struct iwl4965_shared),
&priv->hw_setting.shared_phys);
- if (!priv->hw_setting.shared_virt)
- return -1;
+ if (!priv->hw_setting.shared_virt) {
+ ret = -ENOMEM;
+ goto out;
+ }
memset(priv->hw_setting.shared_virt, 0, sizeof(struct iwl4965_shared));
@@ -1868,7 +1880,8 @@ int iwl4965_hw_set_hw_setting(struct iwl_priv *priv)
priv->hw_setting.tx_ant_num = 2;
- return 0;
+out:
+ return ret;
}
/**