From: Thomas Meyer <thomas@m3y3r.de>
To: samuel@sortiz.org, davem@davemloft.net, netdev@vger.kernel.org,
linux-kernel@vger.kernel.org
Subject: [PATCH] net: Use kmemdup rather than duplicating its implementation
Date: Thu, 17 Nov 2011 23:43:40 +0100 [thread overview]
Message-ID: <1321569820.1624.307.camel@localhost.localdomain> (raw)
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/net/irda/irttp.c b/net/irda/irttp.c
--- a/net/irda/irttp.c 2011-11-07 19:39:06.071138486 +0100
+++ b/net/irda/irttp.c 2011-11-08 10:59:07.152748948 +0100
@@ -1461,14 +1461,13 @@ struct tsap_cb *irttp_dup(struct tsap_cb
}
/* Allocate a new instance */
- new = kmalloc(sizeof(struct tsap_cb), GFP_ATOMIC);
+ new = kmemdup(orig, sizeof(struct tsap_cb), GFP_ATOMIC);
if (!new) {
IRDA_DEBUG(0, "%s(), unable to kmalloc\n", __func__);
spin_unlock_irqrestore(&irttp->tsaps->hb_spinlock, flags);
return NULL;
}
/* Dup */
- memcpy(new, orig, sizeof(struct tsap_cb));
spin_lock_init(&new->lock);
/* We don't need the old instance any more */
next reply other threads:[~2011-11-17 22:43 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-11-17 22:43 Thomas Meyer [this message]
2011-11-18 15:48 ` [PATCH] net: Use kmemdup rather than duplicating its implementation Ben Hutchings
2011-11-18 17:32 ` Jesse Brandeburg
2011-11-21 20:03 ` David Miller
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