Messages in this thread |  | | | Subject | Re: [PATCH] net: Use kmemdup rather than duplicating its implementation | | From | Ben Hutchings <> | | Date | Fri, 18 Nov 2011 15:48:18 +0000 |
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On Thu, 2011-11-17 at 23:43 +0100, Thomas Meyer wrote: > The semantic patch that makes this change is available > in scripts/coccinelle/api/memdup.cocci. > > Signed-off-by: Thomas Meyer <thomas@m3y3r.de> > ---
Similarly this is for the specific driver 'irttp' and not generally 'net'.
Ben.
> 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 */
-- Ben Hutchings, Staff Engineer, Solarflare Not speaking for my employer; that's the marketing department's job. They asked us to note that Solarflare product names are trademarked.
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