Currently when parsing a fix-point number we silently skip any additional '.'
found in the string. E.g. '1.2.3.4' gets parsed as '1.234'. This patch
disallows this and returns an error if more than one '.' is encountered.
Signed-off-by: Lars-Peter Clausen <lars@xxxxxxxxxx>
---
drivers/iio/industrialio-core.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/iio/industrialio-core.c b/drivers/iio/industrialio-core.c
index 6eb24db..a2e9953 100644
--- a/drivers/iio/industrialio-core.c
+++ b/drivers/iio/industrialio-core.c
@@ -449,7 +449,7 @@ static ssize_t iio_write_channel_info(struct device *dev,
break;
else
return -EINVAL;
- } else if (*buf == '.') {
+ } else if (*buf == '.' && integer_part) {
integer_part = false;
} else {
return -EINVAL;
--
1.7.10.4
--
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