From 8a69580e1ea9516caada5eed202afd39546e9809 Mon Sep 17 00:00:00 2001 From: Bartlomiej Zolnierkiewicz Date: Wed, 23 Jul 2008 19:55:59 +0200 Subject: ide: add ide_host_free() helper (take 2) * Add ide_host_free() helper and convert ide_host_remove() to use it. * Fix handling of ide_host_register() failure in ide_host_add(), icside.c, ide-generic.c, falconide.c and sgiioc4.c. While at it: * Fix handling of ide_host_alloc_all() failure in ide-generic.c. * Fix handling of ide_host_alloc() failure in falconide.c (also return the correct error value if no device is found). v2: * falconide build fix. (From Stephen Rothwell) Signed-off-by: Bartlomiej Zolnierkiewicz --- drivers/ide/pci/sgiioc4.c | 14 ++++++++++---- 1 file changed, 10 insertions(+), 4 deletions(-) (limited to 'drivers/ide/pci') diff --git a/drivers/ide/pci/sgiioc4.c b/drivers/ide/pci/sgiioc4.c index 440f43a86ad..42eef19a18f 100644 --- a/drivers/ide/pci/sgiioc4.c +++ b/drivers/ide/pci/sgiioc4.c @@ -603,6 +603,7 @@ sgiioc4_ide_setup_pci_device(struct pci_dev *dev) struct ide_host *host; hw_regs_t hw, *hws[] = { &hw, NULL, NULL, NULL }; struct ide_port_info d = sgiioc4_port_info; + int rc; /* Get the CmdBlk and CtrlBlk Base Registers */ bar0 = pci_resource_start(dev, 0); @@ -638,17 +639,22 @@ sgiioc4_ide_setup_pci_device(struct pci_dev *dev) writel(0x03, (void __iomem *)(irqport + IOC4_INTR_SET * 4)); host = ide_host_alloc(&d, hws); - if (host == NULL) + if (host == NULL) { + rc = -ENOMEM; goto err; + } - if (ide_host_register(host, &d, hws)) - return -EIO; + rc = ide_host_register(host, &d, hws); + if (rc) + goto err_free; return 0; +err_free: + ide_host_free(host); err: release_mem_region(cmd_phys_base, IOC4_CMD_CTL_BLK_SIZE); iounmap(virt_base); - return -ENOMEM; + return rc; } static unsigned int __devinit -- cgit v1.2.3