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mfd: hi655x-pmic: Fix missing return value check for devm_regmap_init_mmio_clk

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[ Upstream commit 7efd105c27 ]

Since devm_regmap_init_mmio_clk can fail, add return value checking.

Signed-off-by: Axel Lin <axel.lin@ingics.com>
Acked-by: Chen Feng <puck.chen@hisilicon.com>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Axel Lin 2019-06-26 21:30:07 +08:00 committed by Greg Kroah-Hartman
parent 9b1691c3f6
commit b4e77006d5
1 changed files with 2 additions and 0 deletions
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2
drivers/mfd/hi655x-pmic.c
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@ -112,6 +112,8 @@ static int hi655x_pmic_probe(struct platform_device *pdev)
pmic->regmap = devm_regmap_init_mmio_clk(dev, NULL, base,
&hi655x_regmap_config);
if (IS_ERR(pmic->regmap))
return PTR_ERR(pmic->regmap);
regmap_read(pmic->regmap, HI655X_BUS_ADDR(HI655X_VER_REG), &pmic->ver);
if ((pmic->ver < PMU_VER_START) || (pmic->ver > PMU_VER_END)) {