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PCI: ibmphp_pci.c: fix NULL dereference

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The correct order is: NULL check before dereference

Spotted by the Coverity checker.

Signed-off-by: Adrian Bunk <bunk@stusta.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Adrian Bunk 2006-11-17 02:19:25 +01:00 committed by Greg Kroah-Hartman
parent 9d167dc367
commit b0d974e90d
1 changed files with 2 additions and 2 deletions
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4
drivers/pci/hotplug/ibmphp_pci.c
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@ -1371,12 +1371,12 @@ static int unconfigure_boot_bridge (u8 busno, u8 device, u8 function)
}
bus = ibmphp_find_res_bus (sec_number);
debug ("bus->busno is %x\n", bus->busno);
debug ("sec_number is %x\n", sec_number);
if (!bus) {
err ("cannot find Bus structure for the bridged device\n");
return -EINVAL;
}
debug("bus->busno is %x\n", bus->busno);
debug("sec_number is %x\n", sec_number);
ibmphp_remove_bus (bus, busno);