[PATCH] Transform kmem_cache_alloc()+memset(0) -> kmem_cache_zalloc().

Replace appropriate pairs of "kmem_cache_alloc()" + "memset(0)" with the
corresponding "kmem_cache_zalloc()" call.

Signed-off-by: Robert P. J. Day <rpjday@mindspring.com>
Cc: "Luck, Tony" <tony.luck@intel.com>
Cc: Andi Kleen <ak@muc.de>
Cc: Roland McGrath <roland@redhat.com>
Cc: James Bottomley <James.Bottomley@steeleye.com>
Cc: Greg KH <greg@kroah.com>
Acked-by: Joel Becker <Joel.Becker@oracle.com>
Cc: Steven Whitehouse <swhiteho@redhat.com>
Cc: Jan Kara <jack@ucw.cz>
Cc: Michael Halcrow <mhalcrow@us.ibm.com>
Cc: "David S. Miller" <davem@davemloft.net>
Cc: Stephen Smalley <sds@tycho.nsa.gov>
Cc: James Morris <jmorris@namei.org>
Cc: Chris Wright <chrisw@sous-sol.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

2 files changed, 2 insertions, 5 deletions

diff --git a/drivers/usb/host/hc_crisv10.c b/drivers/usb/host/hc_crisv10.c
index 282d82efc0b0..f0ffb8907f29 100644
--- a/drivers/usb/host/hc_crisv10.c
+++ b/drivers/usb/host/hc_crisv10.c
@@ -2163,9 +2163,8 @@ static void etrax_usb_add_to_bulk_sb_list(struct urb *urb, int epid)
 
         maxlen = usb_maxpacket(urb->dev, urb->pipe, usb_pipeout(urb->pipe));
 
-        sb_desc = (USB_SB_Desc_t*)kmem_cache_alloc(usb_desc_cache, SLAB_FLAG);
+        sb_desc = kmem_cache_zalloc(usb_desc_cache, SLAB_FLAG);
         assert(sb_desc != NULL);
-        memset(sb_desc, 0, sizeof(USB_SB_Desc_t));
 
 
         if (usb_pipeout(urb->pipe)) {
diff --git a/drivers/usb/host/uhci-q.c b/drivers/usb/host/uhci-q.c
index 2cbb239e63f8..68e66b33e726 100644
--- a/drivers/usb/host/uhci-q.c
+++ b/drivers/usb/host/uhci-q.c
@@ -624,12 +624,10 @@ static inline struct urb_priv *uhci_alloc_urb_priv(struct uhci_hcd *uhci,
 {
         struct urb_priv *urbp;
 
-        urbp = kmem_cache_alloc(uhci_up_cachep, GFP_ATOMIC);
+        urbp = kmem_cache_zalloc(uhci_up_cachep, GFP_ATOMIC);
         if (!urbp)
                 return NULL;
 
-        memset((void *)urbp, 0, sizeof(*urbp));
-
         urbp->urb = urb;
         urb->hcpriv = urbp;