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authorAnson Huang <Anson.Huang@nxp.com>2020-02-13 16:35:33 +0800
committerShawn Guo <shawnguo@kernel.org>2020-02-18 17:46:08 +0800
commit4a4fb66119eb7135e6ce9cf61488c86f9888bb15 (patch)
tree4316ba67f1cf3204c410959fc60b82943442609f
parentcc56f77e526dd1b7b29b4529367747fc4c789c66 (diff)
downloadkernel-4a4fb66119eb7135e6ce9cf61488c86f9888bb15.tar.gz
ARM: imx: Add missing of_node_put()
After finishing using device node got from of_find_compatible_node(), of_node_put() needs to be called. Signed-off-by: Anson Huang <Anson.Huang@nxp.com> Signed-off-by: Shawn Guo <shawnguo@kernel.org>
-rw-r--r--arch/arm/mach-imx/anatop.c6
-rw-r--r--arch/arm/mach-imx/gpc.c1
-rw-r--r--arch/arm/mach-imx/platsmp.c1
-rw-r--r--arch/arm/mach-imx/pm-imx6.c2
-rw-r--r--arch/arm/mach-imx/pm-imx7ulp.c1
5 files changed, 9 insertions, 2 deletions
diff --git a/arch/arm/mach-imx/anatop.c b/arch/arm/mach-imx/anatop.c
index 8fb68c0ec34c..ea4a59648932 100644
--- a/arch/arm/mach-imx/anatop.c
+++ b/arch/arm/mach-imx/anatop.c
@@ -94,7 +94,7 @@ void imx_anatop_post_resume(void)
void __init imx_init_revision_from_anatop(void)
{
- struct device_node *np;
+ struct device_node *np, *src_np;
void __iomem *anatop_base;
unsigned int revision;
u32 digprog;
@@ -135,9 +135,10 @@ void __init imx_init_revision_from_anatop(void)
void __iomem *src_base;
u32 sbmr2;
- np = of_find_compatible_node(NULL, NULL,
+ src_np = of_find_compatible_node(NULL, NULL,
"fsl,imx6ul-src");
src_base = of_iomap(np, 0);
+ of_node_put(src_np);
WARN_ON(!src_base);
sbmr2 = readl_relaxed(src_base + SRC_SBMR2);
iounmap(src_base);
@@ -149,6 +150,7 @@ void __init imx_init_revision_from_anatop(void)
}
}
}
+ of_node_put(np);
mxc_set_cpu_type(digprog >> 16 & 0xff);
imx_set_soc_revision(revision);
diff --git a/arch/arm/mach-imx/gpc.c b/arch/arm/mach-imx/gpc.c
index e96baa493318..fb3cba87940d 100644
--- a/arch/arm/mach-imx/gpc.c
+++ b/arch/arm/mach-imx/gpc.c
@@ -282,4 +282,5 @@ void __init imx_gpc_check_dt(void)
/* map GPC, so that at least CPUidle and WARs keep working */
gpc_base = of_iomap(np, 0);
}
+ of_node_put(np);
}
diff --git a/arch/arm/mach-imx/platsmp.c b/arch/arm/mach-imx/platsmp.c
index 2aa26928221d..cf4e9335831c 100644
--- a/arch/arm/mach-imx/platsmp.c
+++ b/arch/arm/mach-imx/platsmp.c
@@ -109,6 +109,7 @@ static void __init ls1021a_smp_prepare_cpus(unsigned int max_cpus)
np = of_find_compatible_node(NULL, NULL, "fsl,ls1021a-dcfg");
dcfg_base = of_iomap(np, 0);
+ of_node_put(np);
BUG_ON(!dcfg_base);
paddr = __pa_symbol(secondary_startup);
diff --git a/arch/arm/mach-imx/pm-imx6.c b/arch/arm/mach-imx/pm-imx6.c
index 1c0ecad3620e..dd34dff13762 100644
--- a/arch/arm/mach-imx/pm-imx6.c
+++ b/arch/arm/mach-imx/pm-imx6.c
@@ -655,6 +655,8 @@ void __init imx6_pm_ccm_init(const char *ccm_compat)
if (of_property_read_bool(np, "fsl,pmic-stby-poweroff"))
imx6_pm_stby_poweroff_probe();
+
+ of_node_put(np);
}
void __init imx6q_pm_init(void)
diff --git a/arch/arm/mach-imx/pm-imx7ulp.c b/arch/arm/mach-imx/pm-imx7ulp.c
index 7b2f7387e662..2e756d8191fa 100644
--- a/arch/arm/mach-imx/pm-imx7ulp.c
+++ b/arch/arm/mach-imx/pm-imx7ulp.c
@@ -62,6 +62,7 @@ void __init imx7ulp_pm_init(void)
np = of_find_compatible_node(NULL, NULL, "fsl,imx7ulp-smc1");
smc1_base = of_iomap(np, 0);
+ of_node_put(np);
WARN_ON(!smc1_base);
imx7ulp_set_lpm(ULP_PM_RUN);