[SCSI] dpt_i2o: kmalloc/memset->kzalloc

Replacing kmalloc/memset combination with kzalloc.

Signed-off-by: vignesh babu <vignesh.babu@wipro.com>
Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>

1 files changed, 6 insertions, 11 deletions

diff --git a/drivers/scsi/dpt_i2o.c b/drivers/scsi/dpt_i2o.c
index f7b9dbd64a9..6c384ab2884 100644
--- a/drivers/scsi/dpt_i2o.c
+++ b/drivers/scsi/dpt_i2o.c
@@ -1309,13 +1309,12 @@ static s32 adpt_i2o_reset_hba(adpt_hba* pHba)
                 schedule_timeout_uninterruptible(1);
         } while (m == EMPTY_QUEUE);
 
-        status = kmalloc(4, GFP_KERNEL|ADDR32);
+        status = kzalloc(4, GFP_KERNEL|ADDR32);
         if(status == NULL) {
                 adpt_send_nop(pHba, m);
                 printk(KERN_ERR"IOP reset failed - no free memory.\n");
                 return -ENOMEM;
         }
-        memset(status,0,4);
 
         msg[0]=EIGHT_WORD_MSG_SIZE|SGL_OFFSET_0;
         msg[1]=I2O_CMD_ADAPTER_RESET<<24|HOST_TID<<12|ADAPTER_TID;
@@ -1505,21 +1504,19 @@ static int adpt_i2o_parse_lct(adpt_hba* pHba)
                                         continue;
                                 }
                                 if( pHba->channel[bus_no].device[scsi_id] == NULL){
-                                        pDev =  kmalloc(sizeof(struct adpt_device),GFP_KERNEL);
+                                        pDev =  kzalloc(sizeof(struct adpt_device),GFP_KERNEL);
                                         if(pDev == NULL) {
                                                 return -ENOMEM;
                                         }
                                         pHba->channel[bus_no].device[scsi_id] = pDev;
-                                        memset(pDev,0,sizeof(struct adpt_device));
                                 } else {
                                         for( pDev = pHba->channel[bus_no].device[scsi_id];      
                                                         pDev->next_lun; pDev = pDev->next_lun){
                                         }
-                                        pDev->next_lun = kmalloc(sizeof(struct adpt_device),GFP_KERNEL);
+                                        pDev->next_lun = kzalloc(sizeof(struct adpt_device),GFP_KERNEL);
                                         if(pDev->next_lun == NULL) {
                                                 return -ENOMEM;
                                         }
-                                        memset(pDev->next_lun,0,sizeof(struct adpt_device));
                                         pDev = pDev->next_lun;
                                 }
                                 pDev->tid = tid;
@@ -1668,12 +1665,11 @@ static int adpt_i2o_passthru(adpt_hba* pHba, u32 __user *arg)
                 reply_size = REPLY_FRAME_SIZE;
         }
         reply_size *= 4;
-        reply = kmalloc(REPLY_FRAME_SIZE*4, GFP_KERNEL);
+        reply = kzalloc(REPLY_FRAME_SIZE*4, GFP_KERNEL);
         if(reply == NULL) {
                 printk(KERN_WARNING"%s: Could not allocate reply buffer\n",pHba->name);
                 return -ENOMEM;
         }
-        memset(reply,0,REPLY_FRAME_SIZE*4);
         sg_offset = (msg[0]>>4)&0xf;
         msg[2] = 0x40000000; // IOCTL context
         msg[3] = (u32)reply;
@@ -2445,7 +2441,7 @@ static s32 adpt_i2o_reparse_lct(adpt_hba* pHba)
                                 }
                                 pDev = pHba->channel[bus_no].device[scsi_id];   
                                 if( pDev == NULL){
-                                        pDev =  kmalloc(sizeof(struct adpt_device),GFP_KERNEL);
+                                        pDev =  kzalloc(sizeof(struct adpt_device),GFP_KERNEL);
                                         if(pDev == NULL) {
                                                 return -ENOMEM;
                                         }
@@ -2454,12 +2450,11 @@ static s32 adpt_i2o_reparse_lct(adpt_hba* pHba)
                                         while (pDev->next_lun) {
                                                 pDev = pDev->next_lun;
                                         }
-                                        pDev = pDev->next_lun = kmalloc(sizeof(struct adpt_device),GFP_KERNEL);
+                                        pDev = pDev->next_lun = kzalloc(sizeof(struct adpt_device),GFP_KERNEL);
                                         if(pDev == NULL) {
                                                 return -ENOMEM;
                                         }
                                 }
-                                memset(pDev,0,sizeof(struct adpt_device));
                                 pDev->tid = d->lct_data.tid;
                                 pDev->scsi_channel = bus_no;
                                 pDev->scsi_id = scsi_id;