From d02b3709ff8efebfca0612d0ac2a6e31a91c13f4 Mon Sep 17 00:00:00 2001 From: Corey Minyard Date: Fri, 24 Jan 2014 14:00:53 -0600 Subject: ipmi: Cleanup error return Return proper errors for a lot of IPMI failure cases. Also call pci_disable_device when IPMI PCI devices are removed. Signed-off-by: Corey Minyard Signed-off-by: Linus Torvalds --- drivers/char/ipmi/ipmi_si_intf.c | 44 ++++++++++++++++++++++++++-------------- 1 file changed, 29 insertions(+), 15 deletions(-) (limited to 'drivers/char/ipmi') diff --git a/drivers/char/ipmi/ipmi_si_intf.c b/drivers/char/ipmi/ipmi_si_intf.c index a5e048fb8b38..671c3852d359 100644 --- a/drivers/char/ipmi/ipmi_si_intf.c +++ b/drivers/char/ipmi/ipmi_si_intf.c @@ -1849,11 +1849,15 @@ static int hotmod_handler(const char *val, struct kernel_param *kp) info->irq_setup = std_irq_setup; info->slave_addr = ipmb; - if (!add_smi(info)) { - if (try_smi_init(info)) - cleanup_one_si(info); - } else { + rv = add_smi(info); + if (rv) { kfree(info); + goto out; + } + rv = try_smi_init(info); + if (rv) { + cleanup_one_si(info); + goto out; } } else { /* remove */ @@ -2067,6 +2071,7 @@ struct SPMITable { static int try_init_spmi(struct SPMITable *spmi) { struct smi_info *info; + int rv; if (spmi->IPMIlegacy != 1) { printk(KERN_INFO PFX "Bad SPMI legacy %d\n", spmi->IPMIlegacy); @@ -2141,10 +2146,11 @@ static int try_init_spmi(struct SPMITable *spmi) info->io.addr_data, info->io.regsize, info->io.regspacing, info->irq); - if (add_smi(info)) + rv = add_smi(info); + if (rv) kfree(info); - return 0; + return rv; } static void spmi_find_bmc(void) @@ -2178,6 +2184,7 @@ static int ipmi_pnp_probe(struct pnp_dev *dev, acpi_handle handle; acpi_status status; unsigned long long tmp; + int rv; acpi_dev = pnp_acpi_device(dev); if (!acpi_dev) @@ -2259,10 +2266,11 @@ static int ipmi_pnp_probe(struct pnp_dev *dev, res, info->io.regsize, info->io.regspacing, info->irq); - if (add_smi(info)) - goto err_free; + rv = add_smi(info); + if (rv) + kfree(info); - return 0; + return rv; err_free: kfree(info); @@ -2566,16 +2574,20 @@ static int ipmi_pci_probe(struct pci_dev *pdev, &pdev->resource[0], info->io.regsize, info->io.regspacing, info->irq); - if (add_smi(info)) + rv = add_smi(info); + if (rv) { kfree(info); + pci_disable_device(pdev); + } - return 0; + return rv; } static void ipmi_pci_remove(struct pci_dev *pdev) { struct smi_info *info = pci_get_drvdata(pdev); cleanup_one_si(info); + pci_disable_device(pdev); } static struct pci_device_id ipmi_pci_devices[] = { @@ -2670,9 +2682,10 @@ static int ipmi_probe(struct platform_device *dev) dev_set_drvdata(&dev->dev, info); - if (add_smi(info)) { + ret = add_smi(info); + if (ret) { kfree(info); - return -EBUSY; + return ret; } #endif return 0; @@ -2736,9 +2749,10 @@ static int ipmi_parisc_probe(struct parisc_device *dev) dev_set_drvdata(&dev->dev, info); - if (add_smi(info)) { + rv = add_smi(info); + if (rv) { kfree(info); - return -EBUSY; + return rv; } return 0; -- cgit v1.2.3