linux-kernel - [PATCH 15/24] staging: rtl8712: Remove NULL check before kfree

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Message-Id: <1299994157-11191-16-git-send-email-imirkin@alum.mit.edu>
Date:	Sun, 13 Mar 2011 00:29:08 -0500
From:	Ilia Mirkin <imirkin@...m.mit.edu>
To:	Greg Kroah-Hartman <gregkh@...e.de>
Cc:	devel@...verdev.osuosl.org, linux-kernel@...r.kernel.org
Subject: [PATCH 15/24] staging: rtl8712: Remove NULL check before kfree

This patch was generated by the following semantic patch:
// <smpl>
@@ expression E; @@
- if (E != NULL) { kfree(E); }
+ kfree(E);

@@ expression E; @@
- if (E != NULL) { kfree(E); E = NULL; }
+ kfree(E);
+ E = NULL;
// </smpl>

Signed-off-by: Ilia Mirkin <imirkin@...m.mit.edu>
---
 drivers/staging/rtl8712/rtl871x_ioctl_linux.c |    3 +--
 1 files changed, 1 insertions(+), 2 deletions(-)

diff --git a/drivers/staging/rtl8712/rtl871x_ioctl_linux.c b/drivers/staging/rtl8712/rtl871x_ioctl_linux.c
index 8ebfdd6..bd315c7 100644
--- a/drivers/staging/rtl8712/rtl871x_ioctl_linux.c
+++ b/drivers/staging/rtl8712/rtl871x_ioctl_linux.c
@@ -1873,8 +1873,7 @@ static int r871x_mp_ioctl_hdl(struct net_device *dev,
 		goto _r871x_mp_ioctl_hdl_exit;
 	}
 _r871x_mp_ioctl_hdl_exit:
-	if (pparmbuf != NULL)
-		kfree(pparmbuf);
+	kfree(pparmbuf);
 	return ret;
 }
 
-- 
1.7.3.4

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