staging: rtl8188eu: replace explicit NULL comparison

Replace explicit NULL comparison with ! operator to
simplify code.

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

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

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

Signed-off-by: Gargi Sharma <gs051095@gmail.com>
Acked-by: Julia Lawall <julia.lawall@lip6.fr>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/staging/rtl8188eu/os_dep/xmit_linux.c b/drivers/staging/rtl8188eu/os_dep/xmit_linux.c
index e097c619ed1bcec57e336cc1ea877fb6ec538a56..8bf8248e4ac7a5731c386ce9c052eff00b96fefb 100644 (file)
--- a/drivers/staging/rtl8188eu/os_dep/xmit_linux.c
+++ b/drivers/staging/rtl8188eu/os_dep/xmit_linux.c
@@ -72,7 +72,7 @@ int rtw_os_xmit_resource_alloc(struct adapter *padapter, struct xmit_buf *pxmitb
 
        for (i = 0; i < 8; i++) {
                pxmitbuf->pxmit_urb[i] = usb_alloc_urb(0, GFP_KERNEL);
-               if (pxmitbuf->pxmit_urb[i] == NULL) {
+               if (!pxmitbuf->pxmit_urb[i]) {
                        DBG_88E("pxmitbuf->pxmit_urb[i]==NULL");
                        return _FAIL;
                }