linux-kernel - [PATCH 6/7] drivers/usb: Use kzalloc for allocating only one thing

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Date:	Sat, 19 Dec 2009 08:17:44 +0100 (CET)
From:	Julia Lawall <julia@...u.dk>
To:	Greg Kroah-Hartman <gregkh@...e.de>, linux-usb@...r.kernel.org,
	linux-kernel@...r.kernel.org, kernel-janitors@...r.kernel.org
Subject: [PATCH 6/7] drivers/usb: Use kzalloc for allocating only one thing

From: Julia Lawall <julia@...u.dk>

Use kzalloc rather than kcalloc(1,...)

The semantic patch that makes this change is as follows:
(http://coccinelle.lip6.fr/)

// <smpl>
@@
@@

- kcalloc(1,
+ kzalloc(
          ...)
// </smpl>

Signed-off-by: Julia Lawall <julia@...u.dk>

---
 drivers/usb/host/isp1362-hcd.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff -u -p a/drivers/usb/host/isp1362-hcd.c b/drivers/usb/host/isp1362-hcd.c
--- a/drivers/usb/host/isp1362-hcd.c 2009-12-17 08:30:14.000000000 +0100
+++ b/drivers/usb/host/isp1362-hcd.c 2009-12-19 07:52:56.000000000 +0100
@@ -1257,7 +1257,7 @@ static int isp1362_urb_enqueue(struct us
 
 	/* avoid all allocations within spinlocks: request or endpoint */
 	if (!hep->hcpriv) {
-		ep = kcalloc(1, sizeof *ep, mem_flags);
+		ep = kzalloc(sizeof *ep, mem_flags);
 		if (!ep)
 			return -ENOMEM;
 	}
--
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