scsi: use pci_zalloc_consistent

Remove the now unnecessary memset too.

Signed-off-by: Joe Perches <joe@perches.com>
Cc: Adam Radford <linuxraid@lsi.com>
Cc: "James E.J. Bottomley" <JBottomley@parallels.com>
Cc: Jayamohan Kallickal <jayamohan.kallickal@emulex.com>
Cc: Dario Ballabio <ballabio_dario@emc.com>
Cc: Michael Neuffer <mike@i-Connect.Net>
Cc: "Stephen M. Cameron" <scameron@beardog.cce.hp.com>
Cc: Neela Syam Kolli <megaraidlinux@lsi.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

1 files changed, 3 insertions, 6 deletions

diff --git a/drivers/scsi/mvumi.c b/drivers/scsi/mvumi.c
index edbee8dc62c9..3e716b2f611a 100644
--- a/drivers/scsi/mvumi.c
+++ b/drivers/scsi/mvumi.c
@@ -142,8 +142,8 @@ static struct mvumi_res *mvumi_alloc_mem_resource(struct mvumi_hba *mhba,
 
         case RESOURCE_UNCACHED_MEMORY:
                 size = round_up(size, 8);
-                res->virt_addr = pci_alloc_consistent(mhba->pdev, size,
-                                                        &res->bus_addr);
+                res->virt_addr = pci_zalloc_consistent(mhba->pdev, size,
+                                                       &res->bus_addr);
                 if (!res->virt_addr) {
                         dev_err(&mhba->pdev->dev,
                                         "unable to allocate consistent mem,"
@@ -151,7 +151,6 @@ static struct mvumi_res *mvumi_alloc_mem_resource(struct mvumi_hba *mhba,
                         kfree(res);
                         return NULL;
                 }
-                memset(res->virt_addr, 0, size);
                 break;
 
         default:
@@ -258,12 +257,10 @@ static int mvumi_internal_cmd_sgl(struct mvumi_hba *mhba, struct mvumi_cmd *cmd,
         if (size == 0)
                 return 0;
 
-        virt_addr = pci_alloc_consistent(mhba->pdev, size, &phy_addr);
+        virt_addr = pci_zalloc_consistent(mhba->pdev, size, &phy_addr);
         if (!virt_addr)
                 return -1;
 
-        memset(virt_addr, 0, size);
-
         m_sg = (struct mvumi_sgl *) &cmd->frame->payload[0];
         cmd->frame->sg_counts = 1;
         cmd->data_buf = virt_addr;