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From: Thomas Meyer <thomas@m3y3r.de>
To: Matthew Dharm <mdharm-usb@one-eyed-alien.net>,
	Greg Kroah-Hartman <gregkh@suse.de>,
	linux-kernel@vger.kernel.org
Subject: [PATCH] USB: Realtek cr: Use kmemdup rather than duplicating its implementation
Date: Thu, 10 Nov 2011 19:27:42 +0100	[thread overview]
Message-ID: <1320949662.20155.103.camel@localhost.localdomain> (raw)

Use kmemdup rather than duplicating its implementation

The semantic patch that makes this change is available
in scripts/coccinelle/api/memdup.cocci.

Signed-off-by: Thomas Meyer <thomas@m3y3r.de>
---

diff -u -p a/drivers/usb/storage/realtek_cr.c b/drivers/usb/storage/realtek_cr.c
--- a/drivers/usb/storage/realtek_cr.c 2011-11-07 19:38:15.850375635 +0100
+++ b/drivers/usb/storage/realtek_cr.c 2011-11-08 10:56:26.333926507 +0100
@@ -398,10 +398,9 @@ static int rts51x_write_mem(struct us_da
 	u8 cmnd[12] = { 0 };
 	u8 *buf;
 
-	buf = kmalloc(len, GFP_NOIO);
+	buf = kmemdup(data, len, GFP_NOIO);
 	if (buf == NULL)
 		return USB_STOR_TRANSPORT_ERROR;
-	memcpy(buf, data, len);
 
 	US_DEBUGP("%s, addr = 0x%x, len = %d\n", __func__, addr, len);
 



                 reply	other threads:[~2011-11-10 18:27 UTC|newest]

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