irqchip/aspeed-i2c-ic: Fix return value check in aspeed_i2c_ic_of_init()
In case of error, the function of_iomap() returns NULL pointer not ERR_PTR(). The IS_ERR() test in the return value check should be replaced with NULL test.. Reviewed-by: Brendan Higgins <brendanhiggins@google.com> Signed-off-by: Wei Yongjun <weiyongjun1@huawei.com> Signed-off-by: Marc Zyngier <marc.zyngier@arm.com>
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@ -76,8 +76,8 @@ static int __init aspeed_i2c_ic_of_init(struct device_node *node,
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return -ENOMEM;
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i2c_ic->base = of_iomap(node, 0);
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if (IS_ERR(i2c_ic->base)) {
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ret = PTR_ERR(i2c_ic->base);
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if (!i2c_ic->base) {
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ret = -ENOMEM;
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goto err_free_ic;
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}
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