Staging: wilc1000: Use NULL instead of zero

This patch fixes the warning generated by sparse
"Using plain integer as NULL pointer" by using NULL
instead of zero.

Signed-off-by: Ronit halder <ronit.crj@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/staging/wilc1000/coreconfigurator.c b/drivers/staging/wilc1000/coreconfigurator.c
index 544c12d6d9634fa52a565ea19af36c7f95da8593..8164a33c67322335ee87b5cd2210ec3b301f8a1d 100644 (file)
--- a/drivers/staging/wilc1000/coreconfigurator.c
+++ b/drivers/staging/wilc1000/coreconfigurator.c
@@ -525,7 +525,7 @@ u8 *get_tim_elm(u8 *pu8msa, u16 u16RxLen, u16 u16TagParamOffset)
                        u16index += (IE_HDR_LEN + pu8msa[u16index + 1]);
        }
 
-       return 0;
+       return NULL;
 }
 
 /* This function gets the current channel information from
@@ -587,7 +587,7 @@ s32 ParseNetworkInfo(u8 *pu8MsgBuffer, tstrNetworkInfo **ppstrNetworkInfo)
 
        u16 u16WidID = (u16)WID_NIL;
        u16 u16WidLen  = 0;
-       u8  *pu8WidVal = 0;
+       u8  *pu8WidVal = NULL;
 
        u8MsgType = pu8MsgBuffer[0];
 
@@ -614,10 +614,10 @@ s32 ParseNetworkInfo(u8 *pu8MsgBuffer, tstrNetworkInfo **ppstrNetworkInfo)
 
        /* parse the WID value of the WID "WID_NEWORK_INFO" */
        {
-               u8  *pu8msa = 0;
+               u8  *pu8msa = NULL;
                u16 u16RxLen = 0;
-               u8 *pu8TimElm = 0;
-               u8 *pu8IEs = 0;
+               u8 *pu8TimElm = NULL;
+               u8 *pu8IEs = NULL;
                u16 u16IEsLen = 0;
                u8 u8index = 0;
                u32 u32Tsf_Lo;
@@ -670,7 +670,7 @@ s32 ParseNetworkInfo(u8 *pu8MsgBuffer, tstrNetworkInfo **ppstrNetworkInfo)
 
                /* Get DTIM Period */
                pu8TimElm = get_tim_elm(pu8msa, (u16RxLen + FCS_LEN), u8index);
-               if (pu8TimElm != 0)
+               if (pu8TimElm != NULL)
                        pstrNetworkInfo->u8DtimPeriod = pu8TimElm[3];
                pu8IEs = &pu8msa[MAC_HDR_LEN + TIME_STAMP_LEN + BEACON_INTERVAL_LEN + CAP_INFO_LEN];
                u16IEsLen = u16RxLen - (MAC_HDR_LEN + TIME_STAMP_LEN + BEACON_INTERVAL_LEN + CAP_INFO_LEN);
@@ -743,7 +743,7 @@ s32 ParseAssocRespInfo(u8 *pu8Buffer, u32 u32BufferLen,
        s32 s32Error = WILC_SUCCESS;
        tstrConnectRespInfo *pstrConnectRespInfo = NULL;
        u16 u16AssocRespLen = 0;
-       u8 *pu8IEs = 0;
+       u8 *pu8IEs = NULL;
        u16 u16IEsLen = 0;
 
        pstrConnectRespInfo = kmalloc(sizeof(tstrConnectRespInfo), GFP_KERNEL);

diff --git a/drivers/staging/wilc1000/linux_wlan.c b/drivers/staging/wilc1000/linux_wlan.c
index 63f44f81d9ed56569a919f78fe5d0ee717911a26..d8f17c6f9b5f5240f2437246a531fb72534bbfb8 100644 (file)
--- a/drivers/staging/wilc1000/linux_wlan.c
+++ b/drivers/staging/wilc1000/linux_wlan.c
@@ -412,7 +412,7 @@ static int isr_bh_routine(void *vp)
                        break;
                }
                PRINT_D(INT_DBG, "Interrupt received BH\n");
-               if (g_linux_wlan->oup.wlan_handle_rx_isr != 0)
+               if (g_linux_wlan->oup.wlan_handle_rx_isr != NULL)
                        g_linux_wlan->oup.wlan_handle_rx_isr();
                else
                        PRINT_ER("wlan_handle_rx_isr() hasn't been initialized\n");
@@ -1284,7 +1284,7 @@ int wlan_initialize_threads(perInterface_wlan_t *nic)
 #elif (RX_BH_TYPE == RX_BH_KTHREAD)
        PRINT_D(INIT_DBG, "Creating kthread for Rxq BH\n");
        g_linux_wlan->rx_bh_thread = kthread_run(isr_bh_routine, (void *)g_linux_wlan, "K_RXQ_BH");
-       if (g_linux_wlan->rx_bh_thread == 0) {
+       if (g_linux_wlan->rx_bh_thread == NULL) {
                PRINT_ER("couldn't create RX BH thread\n");
                ret = -ENOBUFS;
                goto _fail_;
@@ -1309,7 +1309,7 @@ int wlan_initialize_threads(perInterface_wlan_t *nic)
        /* create tx task */
        PRINT_D(INIT_DBG, "Creating kthread for transmission\n");
        g_linux_wlan->txq_thread = kthread_run(linux_wlan_txq_task, (void *)g_linux_wlan, "K_TXQ_TASK");
-       if (g_linux_wlan->txq_thread == 0) {
+       if (g_linux_wlan->txq_thread == NULL) {
                PRINT_ER("couldn't create TXQ thread\n");
                ret = -ENOBUFS;
                goto _fail_2;