From 3337134e419bd392cf4d63c66848536ae0c9d8df Mon Sep 17 00:00:00 2001 From: Gargi Sharma Date: Fri, 24 Feb 2017 01:46:46 +0530 Subject: [PATCH] staging: rtl8192u: 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 Signed-off-by: Greg Kroah-Hartman --- drivers/staging/rtl8192u/ieee80211/rtl819x_BAProc.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/staging/rtl8192u/ieee80211/rtl819x_BAProc.c b/drivers/staging/rtl8192u/ieee80211/rtl819x_BAProc.c index 6619b8fb9700..e82b5073c3f1 100644 --- a/drivers/staging/rtl8192u/ieee80211/rtl819x_BAProc.c +++ b/drivers/staging/rtl8192u/ieee80211/rtl819x_BAProc.c @@ -117,7 +117,7 @@ static struct sk_buff *ieee80211_ADDBA(struct ieee80211_device *ieee, u8 *Dst, P return NULL; } skb = dev_alloc_skb(len + sizeof( struct rtl_80211_hdr_3addr)); //need to add something others? FIXME - if (skb == NULL) { + if (!skb) { IEEE80211_DEBUG(IEEE80211_DL_ERR, "can't alloc skb for ADDBA_REQ\n"); return NULL; } @@ -202,7 +202,7 @@ static struct sk_buff *ieee80211_DELBA( DelbaParamSet.field.TID = pBA->BaParamSet.field.TID; skb = dev_alloc_skb(len + sizeof( struct rtl_80211_hdr_3addr)); //need to add something others? FIXME - if (skb == NULL) { + if (!skb) { IEEE80211_DEBUG(IEEE80211_DL_ERR, "can't alloc skb for ADDBA_REQ\n"); return NULL; }