From: Souptick Joarder (HPE) jrdr.linux@gmail.com
[ Upstream commit e414c25e3399b2b3d7337dc47abccab5c71b7c8f ]
smatch warning was reported as below ->
smatch warnings: drivers/irqchip/irq-nvic.c:131 nvic_of_init() warn: 'nvic_base' not released on lines: 97.
Release nvic_base upon failure.
Reported-by: kernel test robot lkp@intel.com Reported-by: Dan Carpenter dan.carpenter@oracle.com Signed-off-by: Souptick Joarder (HPE) jrdr.linux@gmail.com Signed-off-by: Marc Zyngier maz@kernel.org Link: https://lore.kernel.org/r/20220218163303.33344-1-jrdr.linux@gmail.com Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/irqchip/irq-nvic.c | 2 ++ 1 file changed, 2 insertions(+)
diff --git a/drivers/irqchip/irq-nvic.c b/drivers/irqchip/irq-nvic.c index 160b39b5cd10..128a26d219e2 100644 --- a/drivers/irqchip/irq-nvic.c +++ b/drivers/irqchip/irq-nvic.c @@ -105,6 +105,7 @@ static int __init nvic_of_init(struct device_node *node,
if (!nvic_irq_domain) { pr_warn("Failed to allocate irq domain\n"); + iounmap(nvic_base); return -ENOMEM; }
@@ -114,6 +115,7 @@ static int __init nvic_of_init(struct device_node *node, if (ret) { pr_warn("Failed to allocate irq chips\n"); irq_domain_remove(nvic_irq_domain); + iounmap(nvic_base); return ret; }