staging: rtl8192e: replace explicit NULL comparison

Replace explicit NULL comparison with ! operator to
simplify code.

Found with Coccinelle script:
@@
expression ptr;
position p;
statement s0, s1;
@@

ptr@p =
\(kmalloc\|devm_kzalloc\|kmalloc_array\|devm_ioremap\|usb_alloc_urb\|
alloc_netdev\|dev_alloc_skb\)(...)
... when != ptr

if (
(
+ !
ptr
- == NULL
)
) s0 else s1

Signed-off-by: Gargi Sharma <gs051095@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/staging/rtl8192e/rtl819x_BAProc.c b/drivers/staging/rtl8192e/rtl819x_BAProc.c
index 20260af..1d39631 100644 (file)
--- a/drivers/staging/rtl8192e/rtl819x_BAProc.c
+++ b/drivers/staging/rtl8192e/rtl819x_BAProc.c
@@ -88,7 +88,7 @@ static struct sk_buff *rtllib_ADDBA(struct rtllib_device *ieee, u8 *Dst,
                return NULL;
        }
        skb = dev_alloc_skb(len + sizeof(struct rtllib_hdr_3addr));
-       if (skb == NULL)
+       if (!skb)
                return NULL;
 
        memset(skb->data, 0, sizeof(struct rtllib_hdr_3addr));
@@ -154,7 +154,7 @@ static struct sk_buff *rtllib_DELBA(struct rtllib_device *ieee, u8 *dst,
        DelbaParamSet.field.TID = pBA->BaParamSet.field.TID;
 
        skb = dev_alloc_skb(len + sizeof(struct rtllib_hdr_3addr));
-       if (skb == NULL)
+       if (!skb)
                return NULL;
 
        skb_reserve(skb, ieee->tx_headroom);