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authorJing Xiangfeng <jingxiangfeng@huawei.com>2020-07-24 11:54:30 +0800
committerTony Lindgren <tony@atomide.com>2020-08-17 14:25:23 +0300
commita58cfdba2039ff2d5758840e97a23a2dedecf1e8 (patch)
tree8066f4a580777c22128275b42d38067d5f8c7ca7
parent9123e3a74ec7b934a4a099e98af6a61c2f80bbf5 (diff)
ARM: OMAP2+: Fix an IS_ERR() vs NULL check in _get_pwrdm()
The of_clk_get() function returns error pointers, it never returns NULL. Fixes: 4ea3711aece4 ("ARM: OMAP2+: omap-iommu.c conversion to ti-sysc") Signed-off-by: Jing Xiangfeng <jingxiangfeng@huawei.com> Signed-off-by: Tony Lindgren <tony@atomide.com>
-rw-r--r--arch/arm/mach-omap2/omap-iommu.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/arm/mach-omap2/omap-iommu.c b/arch/arm/mach-omap2/omap-iommu.c
index 54aff33e55e6..bfa5e1b8dba7 100644
--- a/arch/arm/mach-omap2/omap-iommu.c
+++ b/arch/arm/mach-omap2/omap-iommu.c
@@ -74,7 +74,7 @@ static struct powerdomain *_get_pwrdm(struct device *dev)
return pwrdm;
clk = of_clk_get(dev->of_node->parent, 0);
- if (!clk) {
+ if (IS_ERR(clk)) {
dev_err(dev, "no fck found\n");
return NULL;
}