Message ID | Pine.LNX.4.64.1005132203150.6282@ask.diku.dk |
---|---|
State | Accepted, archived |
Delegated to: | David Miller |
Headers | show |
Julia Lawall <julia@diku.dk> wrote: >Use kzalloc rather than the combination of kmalloc and memset. Thank you, this look good to me. Acked-by: Sjur Brændeland <sjur.brandeland@stericsson.com> -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
From: Julia Lawall <julia@diku.dk> Date: Thu, 13 May 2010 22:03:32 +0200 (CEST) > From: Julia Lawall <julia@diku.dk> > > Use kzalloc rather than the combination of kmalloc and memset. > > A simplified version of the semantic patch that makes this change is as > follows: (http://coccinelle.lip6.fr/) > > // <smpl> > @@ > expression x,size,flags; > statement S; > @@ > > -x = kmalloc(size,flags); > +x = kzalloc(size,flags); > if (x == NULL) S > -memset(x, 0, size); > // </smpl> > > Signed-off-by: Julia Lawall <julia@diku.dk> Applied. -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
diff -u -p a/net/caif/cfcnfg.c b/net/caif/cfcnfg.c --- a/net/caif/cfcnfg.c +++ b/net/caif/cfcnfg.c @@ -65,12 +65,11 @@ struct cfcnfg *cfcnfg_create(void) struct cfcnfg *this; struct cfctrl_rsp *resp; /* Initiate this layer */ - this = kmalloc(sizeof(struct cfcnfg), GFP_ATOMIC); + this = kzalloc(sizeof(struct cfcnfg), GFP_ATOMIC); if (!this) { pr_warning("CAIF: %s(): Out of memory\n", __func__); return NULL; } - memset(this, 0, sizeof(struct cfcnfg)); this->mux = cfmuxl_create(); if (!this->mux) goto out_of_mem; diff -u -p a/net/caif/cfctrl.c b/net/caif/cfctrl.c --- a/net/caif/cfctrl.c +++ b/net/caif/cfctrl.c @@ -284,12 +284,11 @@ int cfctrl_linkup_request(struct cflayer __func__, param->linktype); return -EINVAL; } - req = kmalloc(sizeof(*req), GFP_KERNEL); + req = kzalloc(sizeof(*req), GFP_KERNEL); if (!req) { pr_warning("CAIF: %s(): Out of memory\n", __func__); return -ENOMEM; } - memset(req, 0, sizeof(*req)); req->client_layer = user_layer; req->cmd = CFCTRL_CMD_LINK_SETUP; req->param = *param;