staging: rtl8192u: null check the kzalloc (09acf29c) · Commits · 戴 / test

drivers/staging/rtl8192u/r8192U_core.c

+9 −2

Original line number	Diff line number	Diff line
		@@ -2096,7 +2096,7 @@ static void rtl8192_SetWirelessMode(struct net_device *dev, u8 wireless_mode)
		}

		/* init priv variables here. only non_zero value should be initialized here. */
		static void rtl8192_init_priv_variable(struct net_device *dev)
		static int rtl8192_init_priv_variable(struct net_device *dev)
		{
		struct r8192_priv *priv = ieee80211_priv(dev);
		u8 i;
		@@ -2223,6 +2223,8 @@ static void rtl8192_init_priv_variable(struct net_device *dev)

		priv->AcmControl = 0;
		priv->pFirmware = kzalloc(sizeof(rt_firmware), GFP_KERNEL);
		if (!priv->pFirmware)
		return -ENOMEM;

		/* rx related queue */
		skb_queue_head_init(&priv->rx_queue);
		@@ -2236,6 +2238,8 @@ static void rtl8192_init_priv_variable(struct net_device *dev)
		for (i = 0; i < MAX_QUEUE_SIZE; i++)
		skb_queue_head_init(&priv->ieee80211->skb_drv_aggQ[i]);
		priv->rf_set_chan = rtl8192_phy_SwChnl;

		return 0;
		}

		/* init lock here */
		@@ -2605,7 +2609,10 @@ static short rtl8192_init(struct net_device *dev)
		memcpy(priv->txqueue_to_outpipemap, queuetopipe, 9);
		}
		#endif
		rtl8192_init_priv_variable(dev);
		err = rtl8192_init_priv_variable(dev);
		if (err)
		return err;

		rtl8192_init_priv_lock(priv);
		rtl8192_init_priv_task(dev);
		rtl8192_get_eeprom_size(dev);