Staging: rtl8192u: ieee80211: Use !x in place of NULL comparison

Fix comparison to NULL, chang to !x operation.
Issue found using checkpatch.pl

Signed-off-by: Puranjay Mohan <puranjay12@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/staging/rtl8192u/ieee80211/ieee80211_softmac.c b/drivers/staging/rtl8192u/ieee80211/ieee80211_softmac.c
index 944c889..9f54ade 100644 (file)
--- a/drivers/staging/rtl8192u/ieee80211/ieee80211_softmac.c
+++ b/drivers/staging/rtl8192u/ieee80211/ieee80211_softmac.c
@@ -1796,7 +1796,7 @@ static void ieee80211_process_action(struct ieee80211_device *ieee,
        u8 *act = ieee80211_get_payload(header);
        u8 tmp = 0;
 //     IEEE80211_DEBUG_DATA(IEEE80211_DL_DATA|IEEE80211_DL_BA, skb->data, skb->len);
-       if (act == NULL) {
+       if (!act) {
                IEEE80211_DEBUG(IEEE80211_DL_ERR, "error to get payload of action frame\n");
                return;
        }
@@ -1929,7 +1929,7 @@ ieee80211_rx_frame_softmac(struct ieee80211_device *ieee, struct sk_buff *skb,
                                                memcpy(ieee->pHTInfo->PeerHTCapBuf, network->bssht.bdHTCapBuf, network->bssht.bdHTCapLen);
                                                memcpy(ieee->pHTInfo->PeerHTInfoBuf, network->bssht.bdHTInfoBuf, network->bssht.bdHTInfoLen);
                                        }
-                                       if (ieee->handle_assoc_response != NULL)
+                                       if (ieee->handle_assoc_response)
                                                ieee->handle_assoc_response(ieee->dev, (struct ieee80211_assoc_response_frame *)header, network);
                                }
                                ieee80211_associate_complete(ieee);
@@ -2856,7 +2856,7 @@ static int ieee80211_wpa_set_encryption(struct ieee80211_device *ieee,
                goto done;
        }
 
-       if (*crypt == NULL || (*crypt)->ops != ops) {
+       if (!*crypt || (*crypt)->ops != ops) {
                struct ieee80211_crypt_data *new_crypt;
 
                ieee80211_crypt_delayed_deinit(ieee, crypt);
@@ -2871,7 +2871,7 @@ static int ieee80211_wpa_set_encryption(struct ieee80211_device *ieee,
                        new_crypt->priv =
                                new_crypt->ops->init(param->u.crypt.idx);
 
-               if (new_crypt->priv == NULL) {
+               if (!new_crypt->priv) {
                        kfree(new_crypt);
                        param->u.crypt.err = IEEE_CRYPT_ERR_CRYPT_INIT_FAILED;
                        ret = -EINVAL;