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authorYu Kuai <yukuai3@huawei.com>2020-07-21 21:45:51 +0800
committerDinh Nguyen <dinguyen@kernel.org>2020-07-28 13:57:36 -0500
commit3ad7b4e8f89d6bcc9887ca701cf2745a6aedb1a0 (patch)
treebb9d2589639c25bef3c7c122f284552147558e8d /arch/arm/mach-socfpga
parent812f5501161151f3c3f4e15f7ef250fc1c3af6a4 (diff)
ARM: socfpga: PM: add missing put_device() call in socfpga_setup_ocram_self_refresh()
if of_find_device_by_node() succeed, socfpga_setup_ocram_self_refresh doesn't have a corresponding put_device(). Thus add a jump target to fix the exception handling for this function implementation. Fixes: 44fd8c7d4005 ("ARM: socfpga: support suspend to ram") Signed-off-by: Yu Kuai <yukuai3@huawei.com> Signed-off-by: Dinh Nguyen <dinguyen@kernel.org>
Diffstat (limited to 'arch/arm/mach-socfpga')
-rw-r--r--arch/arm/mach-socfpga/pm.c8
1 files changed, 5 insertions, 3 deletions
diff --git a/arch/arm/mach-socfpga/pm.c b/arch/arm/mach-socfpga/pm.c
index 6ed887cf8dc9..365c0428b21b 100644
--- a/arch/arm/mach-socfpga/pm.c
+++ b/arch/arm/mach-socfpga/pm.c
@@ -49,14 +49,14 @@ static int socfpga_setup_ocram_self_refresh(void)
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, socfpga_sdram_self_refresh_sz);
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);
@@ -67,7 +67,7 @@ static int socfpga_setup_ocram_self_refresh(void)
if (!suspend_ocram_base) {
pr_warn("%s: __arm_ioremap_exec failed!\n", __func__);
ret = -ENOMEM;
- goto put_node;
+ goto put_device;
}
/* Copy the code that puts DDR in self refresh to ocram */
@@ -81,6 +81,8 @@ static int socfpga_setup_ocram_self_refresh(void)
if (!socfpga_sdram_self_refresh_in_ocram)
ret = -EFAULT;
+put_device:
+ put_device(&pdev->dev);
put_node:
of_node_put(np);