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path: root/drivers/block/cpqarray.c
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Diffstat (limited to 'drivers/block/cpqarray.c')
-rw-r--r--drivers/block/cpqarray.c78
1 files changed, 26 insertions, 52 deletions
diff --git a/drivers/block/cpqarray.c b/drivers/block/cpqarray.c
index be4e3477d83b..eb9799acf65b 100644
--- a/drivers/block/cpqarray.c
+++ b/drivers/block/cpqarray.c
@@ -420,18 +420,17 @@ static int __init cpqarray_register_ctlr( int i, struct pci_dev *pdev)
420 goto Enomem2; 420 goto Enomem2;
421 } 421 }
422 422
423 hba[i]->cmd_pool = (cmdlist_t *)pci_alloc_consistent( 423 hba[i]->cmd_pool = pci_alloc_consistent(
424 hba[i]->pci_dev, NR_CMDS * sizeof(cmdlist_t), 424 hba[i]->pci_dev, NR_CMDS * sizeof(cmdlist_t),
425 &(hba[i]->cmd_pool_dhandle)); 425 &(hba[i]->cmd_pool_dhandle));
426 hba[i]->cmd_pool_bits = kmalloc( 426 hba[i]->cmd_pool_bits = kcalloc(
427 ((NR_CMDS+BITS_PER_LONG-1)/BITS_PER_LONG)*sizeof(unsigned long), 427 (NR_CMDS+BITS_PER_LONG-1)/BITS_PER_LONG, sizeof(unsigned long),
428 GFP_KERNEL); 428 GFP_KERNEL);
429 429
430 if (!hba[i]->cmd_pool_bits || !hba[i]->cmd_pool) 430 if (!hba[i]->cmd_pool_bits || !hba[i]->cmd_pool)
431 goto Enomem1; 431 goto Enomem1;
432 432
433 memset(hba[i]->cmd_pool, 0, NR_CMDS * sizeof(cmdlist_t)); 433 memset(hba[i]->cmd_pool, 0, NR_CMDS * sizeof(cmdlist_t));
434 memset(hba[i]->cmd_pool_bits, 0, ((NR_CMDS+BITS_PER_LONG-1)/BITS_PER_LONG)*sizeof(unsigned long));
435 printk(KERN_INFO "cpqarray: Finding drives on %s", 434 printk(KERN_INFO "cpqarray: Finding drives on %s",
436 hba[i]->devname); 435 hba[i]->devname);
437 436
@@ -1660,45 +1659,30 @@ static void getgeometry(int ctlr)
1660 1659
1661 info_p->log_drv_map = 0; 1660 info_p->log_drv_map = 0;
1662 1661
1663 id_ldrive = kmalloc(sizeof(id_log_drv_t), GFP_KERNEL); 1662 id_ldrive = kzalloc(sizeof(id_log_drv_t), GFP_KERNEL);
1664 if(id_ldrive == NULL) 1663 if (!id_ldrive) {
1665 {
1666 printk( KERN_ERR "cpqarray: out of memory.\n"); 1664 printk( KERN_ERR "cpqarray: out of memory.\n");
1667 return; 1665 goto err_0;
1668 } 1666 }
1669 1667
1670 id_ctlr_buf = kmalloc(sizeof(id_ctlr_t), GFP_KERNEL); 1668 id_ctlr_buf = kzalloc(sizeof(id_ctlr_t), GFP_KERNEL);
1671 if(id_ctlr_buf == NULL) 1669 if (!id_ctlr_buf) {
1672 {
1673 kfree(id_ldrive);
1674 printk( KERN_ERR "cpqarray: out of memory.\n"); 1670 printk( KERN_ERR "cpqarray: out of memory.\n");
1675 return; 1671 goto err_1;
1676 } 1672 }
1677 1673
1678 id_lstatus_buf = kmalloc(sizeof(sense_log_drv_stat_t), GFP_KERNEL); 1674 id_lstatus_buf = kzalloc(sizeof(sense_log_drv_stat_t), GFP_KERNEL);
1679 if(id_lstatus_buf == NULL) 1675 if (!id_lstatus_buf) {
1680 {
1681 kfree(id_ctlr_buf);
1682 kfree(id_ldrive);
1683 printk( KERN_ERR "cpqarray: out of memory.\n"); 1676 printk( KERN_ERR "cpqarray: out of memory.\n");
1684 return; 1677 goto err_2;
1685 } 1678 }
1686 1679
1687 sense_config_buf = kmalloc(sizeof(config_t), GFP_KERNEL); 1680 sense_config_buf = kzalloc(sizeof(config_t), GFP_KERNEL);
1688 if(sense_config_buf == NULL) 1681 if (!sense_config_buf) {
1689 {
1690 kfree(id_lstatus_buf);
1691 kfree(id_ctlr_buf);
1692 kfree(id_ldrive);
1693 printk( KERN_ERR "cpqarray: out of memory.\n"); 1682 printk( KERN_ERR "cpqarray: out of memory.\n");
1694 return; 1683 goto err_3;
1695 } 1684 }
1696 1685
1697 memset(id_ldrive, 0, sizeof(id_log_drv_t));
1698 memset(id_ctlr_buf, 0, sizeof(id_ctlr_t));
1699 memset(id_lstatus_buf, 0, sizeof(sense_log_drv_stat_t));
1700 memset(sense_config_buf, 0, sizeof(config_t));
1701
1702 info_p->phys_drives = 0; 1686 info_p->phys_drives = 0;
1703 info_p->log_drv_map = 0; 1687 info_p->log_drv_map = 0;
1704 info_p->drv_assign_map = 0; 1688 info_p->drv_assign_map = 0;
@@ -1712,13 +1696,8 @@ static void getgeometry(int ctlr)
1712 * so the idastubopen will fail on all logical drives 1696 * so the idastubopen will fail on all logical drives
1713 * on the controller. 1697 * on the controller.
1714 */ 1698 */
1715 /* Free all the buffers and return */
1716 printk(KERN_ERR "cpqarray: error sending ID controller\n"); 1699 printk(KERN_ERR "cpqarray: error sending ID controller\n");
1717 kfree(sense_config_buf); 1700 goto err_4;
1718 kfree(id_lstatus_buf);
1719 kfree(id_ctlr_buf);
1720 kfree(id_ldrive);
1721 return;
1722 } 1701 }
1723 1702
1724 info_p->log_drives = id_ctlr_buf->nr_drvs; 1703 info_p->log_drives = id_ctlr_buf->nr_drvs;
@@ -1764,12 +1743,7 @@ static void getgeometry(int ctlr)
1764 " failed to report status of logical drive %d\n" 1743 " failed to report status of logical drive %d\n"
1765 "Access to this controller has been disabled\n", 1744 "Access to this controller has been disabled\n",
1766 ctlr, log_unit); 1745 ctlr, log_unit);
1767 /* Free all the buffers and return */ 1746 goto err_4;
1768 kfree(sense_config_buf);
1769 kfree(id_lstatus_buf);
1770 kfree(id_ctlr_buf);
1771 kfree(id_ldrive);
1772 return;
1773 } 1747 }
1774 /* 1748 /*
1775 Make sure the logical drive is configured 1749 Make sure the logical drive is configured
@@ -1798,14 +1772,8 @@ static void getgeometry(int ctlr)
1798 sizeof(config_t), 0, 0, log_unit); 1772 sizeof(config_t), 0, 0, log_unit);
1799 if (ret_code == IO_ERROR) { 1773 if (ret_code == IO_ERROR) {
1800 info_p->log_drv_map = 0; 1774 info_p->log_drv_map = 0;
1801 /* Free all the buffers and return */
1802 printk(KERN_ERR "cpqarray: error sending sense config\n"); 1775 printk(KERN_ERR "cpqarray: error sending sense config\n");
1803 kfree(sense_config_buf); 1776 goto err_4;
1804 kfree(id_lstatus_buf);
1805 kfree(id_ctlr_buf);
1806 kfree(id_ldrive);
1807 return;
1808
1809 } 1777 }
1810 1778
1811 info_p->phys_drives = 1779 info_p->phys_drives =
@@ -1820,12 +1788,18 @@ static void getgeometry(int ctlr)
1820 log_index = log_index + 1; 1788 log_index = log_index + 1;
1821 } /* end of if logical drive configured */ 1789 } /* end of if logical drive configured */
1822 } /* end of for log_unit */ 1790 } /* end of for log_unit */
1791
1792 /* Free all the buffers and return */
1793err_4:
1823 kfree(sense_config_buf); 1794 kfree(sense_config_buf);
1824 kfree(id_ldrive); 1795err_3:
1825 kfree(id_lstatus_buf); 1796 kfree(id_lstatus_buf);
1797err_2:
1826 kfree(id_ctlr_buf); 1798 kfree(id_ctlr_buf);
1799err_1:
1800 kfree(id_ldrive);
1801err_0:
1827 return; 1802 return;
1828
1829} 1803}
1830 1804
1831static void __exit cpqarray_exit(void) 1805static void __exit cpqarray_exit(void)