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| author | Stephen Rothwell <sfr@canb.auug.org.au> | 2007-12-07 17:55:51 +1100 |
|---|---|---|
| committer | Paul Mackerras <paulus@samba.org> | 2007-12-11 13:46:12 +1100 |
| commit | b76e5e93982f28666aeef1055264f5eac76311b0 (patch) | |
| tree | b3ae26306c6868a3beabec0516fdcd35a954b06f /arch/powerpc/platforms/pseries/eeh_driver.c | |
| parent | 1dee20262f4b16db73b2f24036bd423e8a7d693d (diff) | |
| download | kernel_samsung_espresso10-b76e5e93982f28666aeef1055264f5eac76311b0.zip kernel_samsung_espresso10-b76e5e93982f28666aeef1055264f5eac76311b0.tar.gz kernel_samsung_espresso10-b76e5e93982f28666aeef1055264f5eac76311b0.tar.bz2 | |
[POWERPC] EEH: Avoid a possible NULL pointer dereference
Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au>
Signed-off-by: Paul Mackerras <paulus@samba.org>
Diffstat (limited to 'arch/powerpc/platforms/pseries/eeh_driver.c')
| -rw-r--r-- | arch/powerpc/platforms/pseries/eeh_driver.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/powerpc/platforms/pseries/eeh_driver.c b/arch/powerpc/platforms/pseries/eeh_driver.c index 06b89b5..68ea5ee 100644 --- a/arch/powerpc/platforms/pseries/eeh_driver.c +++ b/arch/powerpc/platforms/pseries/eeh_driver.c @@ -310,8 +310,6 @@ struct pci_dn * handle_eeh_events (struct eeh_event *event) const char *location, *pci_str, *drv_str; frozen_dn = find_device_pe(event->dn); - frozen_bus = pcibios_find_pci_bus(frozen_dn); - if (!frozen_dn) { location = of_get_property(event->dn, "ibm,loc-code", NULL); @@ -321,6 +319,8 @@ struct pci_dn * handle_eeh_events (struct eeh_event *event) location, pci_name(event->dev)); return NULL; } + + frozen_bus = pcibios_find_pci_bus(frozen_dn); location = of_get_property(frozen_dn, "ibm,loc-code", NULL); location = location ? location : "unknown"; |