[RFC PATCH v3 01/19] Revert "kernel/smp.c: free related resources when failure occurs in hotplug_cfd()"

[Jiang Liu <liuj97@gmail.com>]

This reverts commit 60c323699bb308404dcb60e8808531e02651578a.

Commit 60c323699bb30840 fixes a bug introduced by f44310b98ddb7, and we
are going to revert f44310b98ddb7, so revert 60c323699bb30840 first.

Signed-off-by: Jiang Liu <liuj97@gmail.com>
---
 kernel/smp.c | 5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)

diff --git a/kernel/smp.c b/kernel/smp.c
index bd9f940..442d514 100644
--- a/kernel/smp.c
+++ b/kernel/smp.c
@@ -48,13 +48,10 @@ hotplug_cfd(struct notifier_block *nfb, unsigned long action, void *hcpu)
 				cpu_to_node(cpu)))
 			return notifier_from_errno(-ENOMEM);
 		if (!zalloc_cpumask_var_node(&cfd->cpumask_ipi, GFP_KERNEL,
-				cpu_to_node(cpu))) {
-			free_cpumask_var(cfd->cpumask);
+				cpu_to_node(cpu)))
 			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);
 		}
-- 
1.8.1.2