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path: root/drivers/hwmon/s3c-hwmon.c
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Diffstat (limited to 'drivers/hwmon/s3c-hwmon.c')
-rw-r--r--drivers/hwmon/s3c-hwmon.c11
1 files changed, 9 insertions, 2 deletions
diff --git a/drivers/hwmon/s3c-hwmon.c b/drivers/hwmon/s3c-hwmon.c
index 3a524f2fe493..71835412529f 100644
--- a/drivers/hwmon/s3c-hwmon.c
+++ b/drivers/hwmon/s3c-hwmon.c
@@ -323,14 +323,21 @@ static int __devinit s3c_hwmon_probe(struct platform_device *dev)
}
for (i = 0; i < ARRAY_SIZE(pdata->in); i++) {
- if (!pdata->in[i])
+ struct s3c24xx_adc_hwmon_incfg *cfg = pdata->in[i];
+
+ if (!cfg)
continue;
- if (pdata->in[i]->mult >= 0x10000)
+ if (cfg->mult >= 0x10000)
dev_warn(&dev->dev,
"channel %d multiplier too large\n",
i);
+ if (cfg->divider == 0) {
+ dev_err(&dev->dev, "channel %d divider zero\n", i);
+ continue;
+ }
+
ret = s3c_hwmon_create_attr(&dev->dev, pdata->in[i],
&hwmon->attrs[i], i);
if (ret) {