lkml.org 
[lkml]   [2019]   [Mar]   [6]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Subject[PATCH] mfd: hi655x-pmic: Fix missing return value check for devm_regmap_init_mmio_clk
Date
Since devm_regmap_init_mmio_clk can fail, add return value checking.

Signed-off-by: Axel Lin <axel.lin@ingics.com>
---
drivers/mfd/hi655x-pmic.c | 2 ++
1 file changed, 2 insertions(+)

diff --git a/drivers/mfd/hi655x-pmic.c b/drivers/mfd/hi655x-pmic.c
index 96c07fa1802a..6693f74aa6ab 100644
--- a/drivers/mfd/hi655x-pmic.c
+++ b/drivers/mfd/hi655x-pmic.c
@@ -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)) {
--
2.17.1
\
 
 \ /
  Last update: 2019-03-06 14:51    [W:0.042 / U:0.364 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site