The patch titled
intel_cacheinfo: fix null pointer deref
has been removed from the -mm tree. Its filename was
intel_cacheinfo-adjustmentspatch.patch
This patch was dropped because it was merged into mainline or a subsystem tree
------------------------------------------------------
Subject: intel_cacheinfo: fix null pointer deref
From: "Jan Beulich" <jbeulich@xxxxxxxxxx>
Prevent doing anything from cache_remove_dev() when info setup failed.
(akpm: am awaiting a better Subject: and changelog)
Cc: Venkatesh Pallipadi <venkatesh.pallipadi@xxxxxxxxx>
Cc: Ashok Raj <ashok.raj@xxxxxxxxx>
Cc: Akinobu Mita <akinobu.mita@xxxxxxxxx>
Signed-off-by: Jan Beulich <jbeulich@xxxxxxxxxx>
Cc: <stable@xxxxxxxxxx>
Cc: Andi Kleen <ak@xxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
arch/i386/kernel/cpu/intel_cacheinfo.c | 2 ++
1 files changed, 2 insertions(+)
diff -puN arch/i386/kernel/cpu/intel_cacheinfo.c~intel_cacheinfo-adjustmentspatch arch/i386/kernel/cpu/intel_cacheinfo.c
--- a/arch/i386/kernel/cpu/intel_cacheinfo.c~intel_cacheinfo-adjustmentspatch
+++ a/arch/i386/kernel/cpu/intel_cacheinfo.c
@@ -748,6 +748,8 @@ static void __cpuinit cache_remove_dev(s
unsigned int cpu = sys_dev->id;
unsigned long i;
+ if (unlikely(cpuid4_info[cpu] == NULL))
+ return;
for (i = 0; i < num_cache_leaves; i++) {
cache_remove_shared_cpu_map(cpu, i);
kobject_unregister(&(INDEX_KOBJECT_PTR(cpu,i)->kobj));
_
Patches currently in -mm which might be from jbeulich@xxxxxxxxxx are
origin.patch
tristate-choices-with-mixed-tristate-and-boolean.patch
fix-x86_64-mm-unwinder.patch
x86-misc-constifications.patch
x86-constify-stacktrace_ops.patch
x86-constify-wd_ops.patch
x86-multi-byte-single-instruction-nops.patch
floppy-tolerate-dma-channel-unavailability.patch
cleanup-floppyh.patch
handle-recursive-calls-to-bust_spinlocks.patch
store-__setup_str_-in-a-more-compact-way.patch
constify-string-array-kparam-tracking-structures.patch
cpu-hotplug-thermal_throttle-fix-cpu-hotplug-error-handling.patch
cpu-hotplug-msr-fix-cpu-hotplug-error-handling.patch
cpu-hotplug-cpuid-fix-cpu-hotplug-error-handling.patch
cpu-hotplug-mce-fix-cpu-hotplug-error-handling.patch
cpu-hotplug-intel_cacheinfo-fix-cpu-hotplug-error-handling.patch
cpu-hotplug-intel_cacheinfo-fix-cpu-hotplug-error-handling-fix-a-section-mismatch-warning.patch
pnp-dont-fail-device-init-if-no-dma-channel.patch
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