From: Tapasweni Pathak <tapaswenipathak@gmail.com>
Date: Thu, 30 Oct 2014 12:55:00 +0000 (+0530)
Subject: staging: rt18188eu: Remove useless cast on NULL
X-Git-Tag: v3.19-rc1~66^2~560
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=7499b702f0873b670cbd769c9bfeb437e9fa4c55;p=karo-tx-linux.git

staging: rt18188eu: Remove useless cast on NULL

Cast on NULL to a pointer type is not required. This
patch removes NULL casted to some pointer type.

The sematic patch used is:
@r@
type T;
@@
- (T *)NULL
+ NULL

Build tested it.

Signed-off-by: Tapasweni Pathak <tapaswenipathak@gmail.com>
Reviewed-by: Josh Triplett <josh@joshtriplett.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---

diff --git a/drivers/staging/rtl8188eu/core/rtw_mlme_ext.c b/drivers/staging/rtl8188eu/core/rtw_mlme_ext.c
index 8bb490820557..a00ebcddc881 100644
--- a/drivers/staging/rtl8188eu/core/rtw_mlme_ext.c
+++ b/drivers/staging/rtl8188eu/core/rtw_mlme_ext.c
@@ -945,7 +945,7 @@ unsigned int OnAssocReq(struct adapter *padapter, struct recv_frame *precv_frame
 	}
 
 	pstat = rtw_get_stainfo(pstapriv, GetAddr2Ptr(pframe));
-	if (pstat == (struct sta_info *)NULL) {
+	if (pstat == NULL) {
 		status = _RSON_CLS2_;
 		goto asoc_class2_error;
 	}