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[PATCH] PCI: fix memory leak in MMCONFIG error path 

This a bit late (yours patch was posted about a year ago), but
a co-worker of spotted part of the code that looks like a memory
leak. Looking at the code it seems that pci_mmcfg_config should
be free-ed if MMCONFIG is above 4GB.

From: Konrad Rzeszutek <konradr@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
hifive-unleashed-5.1
Konrad Rzeszutek 2006-06-15 12:08:30 -04:00 committed by Greg Kroah-Hartman
parent 4d15a1779d
commit acc7c2e0b7
1 changed files with 2 additions and 0 deletions
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2
arch/i386/kernel/acpi/boot.c
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@ -202,6 +202,8 @@ int __init acpi_parse_mcfg(unsigned long phys_addr, unsigned long size)
if (mcfg->config[i].base_reserved) {
printk(KERN_ERR PREFIX
"MMCONFIG not in low 4GB of memory\n");
kfree(pci_mmcfg_config);
pci_mmcfg_config_num = 0;
return -ENODEV;
}
}