The patch titled
pci: avoid potential NULL pointer dereference in pci_scan_bridge()
has been removed from the -mm tree. Its filename was
pci-avoid-potential-null-pointer-dereference-in-pci_scan_bridge.patch
This patch was dropped because it was merged into mainline or a subsystem tree
The current -mm tree may be found at http://userweb.kernel.org/~akpm/mmotm/
------------------------------------------------------
Subject: pci: avoid potential NULL pointer dereference in pci_scan_bridge()
From: Jesper Juhl <jj@xxxxxxxxxxxxx>
pci_add_new_bus() returns NULL on ENOMEM.
Also remove some trailing whitespace.
Signed-off-by: Jesper Juhl <jj@xxxxxxxxxxxxx>
Cc: Jesse Barnes <jbarnes@xxxxxxxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
drivers/pci/probe.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff -puN drivers/pci/probe.c~pci-avoid-potential-null-pointer-dereference-in-pci_scan_bridge drivers/pci/probe.c
--- a/drivers/pci/probe.c~pci-avoid-potential-null-pointer-dereference-in-pci_scan_bridge
+++ a/drivers/pci/probe.c
@@ -764,6 +764,8 @@ int __devinit pci_scan_bridge(struct pci
if (pci_find_bus(pci_domain_nr(bus), max+1))
goto out;
child = pci_add_new_bus(bus, dev, ++max);
+ if (!child)
+ goto out;
buses = (buses & 0xff000000)
| ((unsigned int)(child->primary) << 0)
| ((unsigned int)(child->secondary) << 8)
@@ -777,7 +779,7 @@ int __devinit pci_scan_bridge(struct pci
buses &= ~0xff000000;
buses |= CARDBUS_LATENCY_TIMER << 24;
}
-
+
/*
* We need to blast all three values with a single write.
*/
_
Patches currently in -mm which might be from jj@xxxxxxxxxxxxx are
linux-next.patch
x86-numa-add-error-handling-for-bad-cpu-to-node-mappings.patch
audit-always-follow-va_copy-with-va_end.patch
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