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ipmi: fix memleaking for add_smi when duplicating happen 

Free the temporary info struct when we have duplicated ones.

Signed-off-by: Yinghai Lu <yinghai@kernel.org>
Cc: Corey Minyard <minyard@acm.org>
Cc: Matthew Garrett <mjg@redhat.com>
Cc: Len Brown <len.brown@intel.com>
Cc: Myron Stowe <myron.stowe@hp.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Yinghai Lu 2010-08-10 18:03:10 -07:00 committed by Linus Torvalds
parent f46c77c283
commit 7faefea66a
1 changed files with 28 additions and 7 deletions
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35
drivers/char/ipmi/ipmi_si_intf.c
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@ -1804,9 +1804,12 @@ 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 (!add_smi(info)) {
if (try_smi_init(info))
cleanup_one_si(info);
} else {
kfree(info);
}
} else {
/* remove */
struct smi_info *e, *tmp_e;
@ -1890,9 +1893,12 @@ static __devinit void hardcode_find_bmc(void)
info->irq_setup = std_irq_setup;
info->slave_addr = slave_addrs[i];
if (!add_smi(info))
if (!add_smi(info)) {
if (try_smi_init(info))
cleanup_one_si(info);
} else {
kfree(info);
}
}
}
@ -2082,7 +2088,8 @@ static __devinit int try_init_spmi(struct SPMITable *spmi)
}
info->io.addr_data = spmi->addr.address;
add_smi(info);
if (add_smi(info))
kfree(info);
return 0;
}
@ -2198,7 +2205,10 @@ static int __devinit ipmi_pnp_probe(struct pnp_dev *dev,
res, info->io.regsize, info->io.regspacing,
info->irq);
return add_smi(info);
if (add_smi(info))
goto err_free;
return 0;
err_free:
kfree(info);
@ -2356,7 +2366,8 @@ static __devinit void try_init_dmi(struct dmi_ipmi_data *ipmi_data)
if (info->irq)
info->irq_setup = std_irq_setup;
add_smi(info);
if (add_smi(info))
kfree(info);
}
static void __devinit dmi_find_bmc(void)
@ -2462,7 +2473,10 @@ static int __devinit ipmi_pci_probe(struct pci_dev *pdev,
&pdev->resource[0], info->io.regsize, info->io.regspacing,
info->irq);
return add_smi(info);
if (add_smi(info))
kfree(info);
return 0;
}
static void __devexit ipmi_pci_remove(struct pci_dev *pdev)
@ -2575,7 +2589,12 @@ static int __devinit ipmi_of_probe(struct of_device *dev,
dev_set_drvdata(&dev->dev, info);
return add_smi(info);
if (add_smi(info)) {
kfree(info);
return -EBUSY;
}
return 0;
}
static int __devexit ipmi_of_remove(struct of_device *dev)
@ -3008,6 +3027,8 @@ static __devinit void default_find_bmc(void)
info->io.addr_data);
} else
cleanup_one_si(info);
} else {
kfree(info);
}
}
}