Subject: [merged] kernel-smpc-free-related-resources-when-failure-occurs-in-hotplug_cfd.patch removed from -mm tree
To: gang.chen@xxxxxxxxxxx,udknight@xxxxxxxxx,mm-commits@xxxxxxxxxxxxxxx
From: akpm@xxxxxxxxxxxxxxxxxxxx
Date: Thu, 12 Sep 2013 12:46:13 -0700
The patch titled
Subject: kernel/smp.c: free related resources when failure occurs in hotplug_cfd()
has been removed from the -mm tree. Its filename was
kernel-smpc-free-related-resources-when-failure-occurs-in-hotplug_cfd.patch
This patch was dropped because it was merged into mainline or a subsystem tree
------------------------------------------------------
From: Chen Gang <gang.chen@xxxxxxxxxxx>
Subject: kernel/smp.c: free related resources when failure occurs in hotplug_cfd()
When failure occurs in hotplug_cfd(), need release related resources, or
will cause memory leak.
Signed-off-by: Chen Gang <gang.chen@xxxxxxxxxxx>
Acked-by: Wang YanQing <udknight@xxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
kernel/smp.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
diff -puN kernel/smp.c~kernel-smpc-free-related-resources-when-failure-occurs-in-hotplug_cfd kernel/smp.c
--- a/kernel/smp.c~kernel-smpc-free-related-resources-when-failure-occurs-in-hotplug_cfd
+++ a/kernel/smp.c
@@ -48,10 +48,13 @@ hotplug_cfd(struct notifier_block *nfb,
cpu_to_node(cpu)))
return notifier_from_errno(-ENOMEM);
if (!zalloc_cpumask_var_node(&cfd->cpumask_ipi, GFP_KERNEL,
- cpu_to_node(cpu)))
+ cpu_to_node(cpu))) {
+ free_cpumask_var(cfd->cpumask);
return notifier_from_errno(-ENOMEM);
+ }
cfd->csd = alloc_percpu(struct call_single_data);
if (!cfd->csd) {
+ free_cpumask_var(cfd->cpumask_ipi);
free_cpumask_var(cfd->cpumask);
return notifier_from_errno(-ENOMEM);
}
_
Patches currently in -mm which might be from gang.chen@xxxxxxxxxxx are
origin.patch
sh64-kernel-use-usp-instead-of-fn.patch
sh64-kernel-remove-useless-variable-regs.patch
include-linux-interrupth-add-dummy-irq_set_irq_wake-for-generic_hardirqs.patch
h8300-kernel-timer-timer8c-add-missing-semicolon.patch
mm-kconfig-add-mmu-dependency-for-migration.patch
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