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ata: sata_mv: aspeed: fix value check in mv_platform_probe()

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In mv_platform_probe(), check the return value of clk_prepare_enable()
and return the error code if clk_prepare_enable() returns an
unexpected value.

Signed-off-by: Ma Ke <make_ruc2021@163.com>
Reviewed-by: Niklas Cassel <niklas.cassel@wdc.com>
Signed-off-by: Damien Le Moal <dlemoal@kernel.org>
This commit is contained in:
Ma Ke 2023-10-10 20:29:16 +08:00 committed by Damien Le Moal
parent b8b8b4e0c0
commit 2267d5a146
1 changed files with 6 additions and 3 deletions
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9
drivers/ata/sata_mv.c
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@ -4123,10 +4123,13 @@ static int mv_platform_probe(struct platform_device *pdev)
hpriv->base -= SATAHC0_REG_BASE;
hpriv->clk = clk_get(&pdev->dev, NULL);
if (IS_ERR(hpriv->clk))
if (IS_ERR(hpriv->clk)) {
dev_notice(&pdev->dev, "cannot get optional clkdev\n");
else
clk_prepare_enable(hpriv->clk);
} else {
rc = clk_prepare_enable(hpriv->clk);
if (rc)
goto err;
}
for (port = 0; port < n_ports; port++) {
char port_number[16];