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authorChristophe Jaillet <christophe.jaillet@wanadoo.fr>2016-08-11 15:02:30 +0200
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2016-10-16 17:36:15 +0200
commit5769cba883d655555e951fa5b7321e7604b78384 (patch)
tree445badbef6bfa3d1d4b549c22976b3184ce0b9f1
parent847547dd82519ac38c632f035f0420a7948319da (diff)
ARM: cpuidle: Fix error return code
commit af48d7bc3756a0cd882d65bff14ab39746ba57fe upstream. We know that 'ret = 0' because it has been tested a few lines above. So, if 'kzalloc' fails, 0 will be returned instead of an error code. Return -ENOMEM instead. Fixes: a0d46a3dfdc3 ("ARM: cpuidle: Register per cpuidle device") Signed-off-by: Christophe Jaillet <christophe.jaillet@wanadoo.fr> Acked-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
-rw-r--r--drivers/cpuidle/cpuidle-arm.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/cpuidle/cpuidle-arm.c b/drivers/cpuidle/cpuidle-arm.c
index e342565e8715..1855b9ee807f 100644
--- a/drivers/cpuidle/cpuidle-arm.c
+++ b/drivers/cpuidle/cpuidle-arm.c
@@ -135,6 +135,7 @@ static int __init arm_idle_init(void)
dev = kzalloc(sizeof(*dev), GFP_KERNEL);
if (!dev) {
pr_err("Failed to allocate cpuidle device\n");
+ ret = -ENOMEM;
goto out_fail;
}
dev->cpu = cpu;