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authorYoann Padioleau <padator@wanadoo.fr>2007-07-19 04:49:03 -0400
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-07-19 13:04:50 -0400
commitdd00cc486ab1c17049a535413d1751ef3482141c (patch)
treed90ff69ea06792b9284f2f2665c96624f121b88a /drivers/infiniband
parent3b5ad0797c0e4049001f961a8b58f1d0ce532072 (diff)
some kmalloc/memset ->kzalloc (tree wide)
Transform some calls to kmalloc/memset to a single kzalloc (or kcalloc). Here is a short excerpt of the semantic patch performing this transformation: @@ type T2; expression x; identifier f,fld; expression E; expression E1,E2; expression e1,e2,e3,y; statement S; @@ x = - kmalloc + kzalloc (E1,E2) ... when != \(x->fld=E;\|y=f(...,x,...);\|f(...,x,...);\|x=E;\|while(...) S\|for(e1;e2;e3) S\) - memset((T2)x,0,E1); @@ expression E1,E2,E3; @@ - kzalloc(E1 * E2,E3) + kcalloc(E1,E2,E3) [akpm@linux-foundation.org: get kcalloc args the right way around] Signed-off-by: Yoann Padioleau <padator@wanadoo.fr> Cc: Richard Henderson <rth@twiddle.net> Cc: Ivan Kokshaysky <ink@jurassic.park.msu.ru> Acked-by: Russell King <rmk@arm.linux.org.uk> Cc: Bryan Wu <bryan.wu@analog.com> Acked-by: Jiri Slaby <jirislaby@gmail.com> Cc: Dave Airlie <airlied@linux.ie> Acked-by: Roland Dreier <rolandd@cisco.com> Cc: Jiri Kosina <jkosina@suse.cz> Acked-by: Dmitry Torokhov <dtor@mail.ru> Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org> Acked-by: Mauro Carvalho Chehab <mchehab@infradead.org> Acked-by: Pierre Ossman <drzeus-list@drzeus.cx> Cc: Jeff Garzik <jeff@garzik.org> Cc: "David S. Miller" <davem@davemloft.net> Acked-by: Greg KH <greg@kroah.com> Cc: James Bottomley <James.Bottomley@steeleye.com> Cc: "Antonino A. Daplas" <adaplas@pol.net> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers/infiniband')
-rw-r--r--drivers/infiniband/core/addr.c3
-rw-r--r--drivers/infiniband/hw/cxgb3/iwch_cm.c3
2 files changed, 2 insertions, 4 deletions
diff --git a/drivers/infiniband/core/addr.c b/drivers/infiniband/core/addr.c
index a91001c59b69..c5c33d35f87d 100644
--- a/drivers/infiniband/core/addr.c
+++ b/drivers/infiniband/core/addr.c
@@ -295,10 +295,9 @@ int rdma_resolve_ip(struct rdma_addr_client *client,
295 struct addr_req *req; 295 struct addr_req *req;
296 int ret = 0; 296 int ret = 0;
297 297
298 req = kmalloc(sizeof *req, GFP_KERNEL); 298 req = kzalloc(sizeof *req, GFP_KERNEL);
299 if (!req) 299 if (!req)
300 return -ENOMEM; 300 return -ENOMEM;
301 memset(req, 0, sizeof *req);
302 301
303 if (src_addr) 302 if (src_addr)
304 memcpy(&req->src_addr, src_addr, ip_addr_size(src_addr)); 303 memcpy(&req->src_addr, src_addr, ip_addr_size(src_addr));
diff --git a/drivers/infiniband/hw/cxgb3/iwch_cm.c b/drivers/infiniband/hw/cxgb3/iwch_cm.c
index 5dc68cd5621b..9574088f0d4e 100644
--- a/drivers/infiniband/hw/cxgb3/iwch_cm.c
+++ b/drivers/infiniband/hw/cxgb3/iwch_cm.c
@@ -229,9 +229,8 @@ static void *alloc_ep(int size, gfp_t gfp)
229{ 229{
230 struct iwch_ep_common *epc; 230 struct iwch_ep_common *epc;
231 231
232 epc = kmalloc(size, gfp); 232 epc = kzalloc(size, gfp);
233 if (epc) { 233 if (epc) {
234 memset(epc, 0, size);
235 kref_init(&epc->kref); 234 kref_init(&epc->kref);
236 spin_lock_init(&epc->lock); 235 spin_lock_init(&epc->lock);
237 init_waitqueue_head(&epc->waitq); 236 init_waitqueue_head(&epc->waitq);