From e464aafd3537eb14cc5430f83db2f4594bd61f14 Mon Sep 17 00:00:00 2001 From: "Souptick Joarder (HPE)" Date: Fri, 18 Feb 2022 22:03:03 +0530 Subject: [PATCH] irqchip/nvic: Release nvic_base upon failure [ 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 Reported-by: Dan Carpenter Signed-off-by: Souptick Joarder (HPE) Signed-off-by: Marc Zyngier Link: https://lore.kernel.org/r/20220218163303.33344-1-jrdr.linux@gmail.com Signed-off-by: Sasha Levin --- 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; }