From: yu kuai yukuai3@huawei.com
[ Upstream commit 4845446036fc9c13f43b54a65c9b757c14f5141b ]
if of_find_device_by_node() succeed, imx6q_suspend_init() doesn't have a corresponding put_device(). Thus add a jump target to fix the exception handling for this function implementation.
Signed-off-by: yu kuai yukuai3@huawei.com Signed-off-by: Shawn Guo shawnguo@kernel.org Signed-off-by: Sasha Levin sashal@kernel.org --- arch/arm/mach-imx/pm-imx6.c | 10 ++++++---- 1 file changed, 6 insertions(+), 4 deletions(-)
diff --git a/arch/arm/mach-imx/pm-imx6.c b/arch/arm/mach-imx/pm-imx6.c index dd9eb3f14f45c..6da26692f2fde 100644 --- a/arch/arm/mach-imx/pm-imx6.c +++ b/arch/arm/mach-imx/pm-imx6.c @@ -481,14 +481,14 @@ static int __init imx6q_suspend_init(const struct imx6_pm_socdata *socdata) if (!ocram_pool) { pr_warn("%s: ocram pool unavailable!\n", __func__); ret = -ENODEV; - goto put_node; + goto put_device; }
ocram_base = gen_pool_alloc(ocram_pool, MX6Q_SUSPEND_OCRAM_SIZE); if (!ocram_base) { pr_warn("%s: unable to alloc ocram!\n", __func__); ret = -ENOMEM; - goto put_node; + goto put_device; }
ocram_pbase = gen_pool_virt_to_phys(ocram_pool, ocram_base); @@ -511,7 +511,7 @@ static int __init imx6q_suspend_init(const struct imx6_pm_socdata *socdata) ret = imx6_pm_get_base(&pm_info->mmdc_base, socdata->mmdc_compat); if (ret) { pr_warn("%s: failed to get mmdc base %d!\n", __func__, ret); - goto put_node; + goto put_device; }
ret = imx6_pm_get_base(&pm_info->src_base, socdata->src_compat); @@ -558,7 +558,7 @@ static int __init imx6q_suspend_init(const struct imx6_pm_socdata *socdata) &imx6_suspend, MX6Q_SUSPEND_OCRAM_SIZE - sizeof(*pm_info));
- goto put_node; + goto put_device;
pl310_cache_map_failed: iounmap(pm_info->gpc_base.vbase); @@ -568,6 +568,8 @@ static int __init imx6q_suspend_init(const struct imx6_pm_socdata *socdata) iounmap(pm_info->src_base.vbase); src_map_failed: iounmap(pm_info->mmdc_base.vbase); +put_device: + put_device(&pdev->dev); put_node: of_node_put(node);