[PATCH -next] clk: meson-axg: fix return value check in axg_clkc_probe()

[Stephen Boyd]

On 12/28, Wei Yongjun wrote:
> In case of error, the function devm_ioremap() returns NULL pointer
> not ERR_PTR(). The IS_ERR() test in the return value check should be
> replaced with NULL test.
> 
> Fixes: 78b4af312f91 ("clk: meson-axg: add clock controller drivers")
> Signed-off-by: Wei Yongjun <weiyongjun1 at huawei.com>
> ---

Applied to clk-next

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