[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>

diff --git a/drivers/scsi/dpt_i2o.c b/drivers/scsi/dpt_i2o.c
index f7b9dbd64a96ee1ae0af28d786a12c1f7ef09574..6c384ab2884a537ef2a472ffabec8eecbb7c4e22 100644 (file)
--- 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;