From: Corey Minyard <[email protected]>

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 <[email protected]>
---
 drivers/char/ipmi/ipmi_si_intf.c | 44 ++++++++++++++++++++++++++--------------
 1 file changed, 29 insertions(+), 15 deletions(-)

diff --git a/drivers/char/ipmi/ipmi_si_intf.c b/drivers/char/ipmi/ipmi_si_intf.c
index a5e048f..671c385 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;
-- 
1.8.3.1


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