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-rw-r--r--drivers/iio/industrialio-core.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/iio/industrialio-core.c b/drivers/iio/industrialio-core.c
index f5a4581302f4..dd8873a752dd 100644
--- a/drivers/iio/industrialio-core.c
+++ b/drivers/iio/industrialio-core.c
@@ -1107,6 +1107,8 @@ static int iio_device_add_info_mask_type_avail(struct iio_dev *indio_dev,
char *avail_postfix;
for_each_set_bit(i, infomask, sizeof(*infomask) * 8) {
+ if (i >= ARRAY_SIZE(iio_chan_info_postfix))
+ return -EINVAL;
avail_postfix = kasprintf(GFP_KERNEL,
"%s_available",
iio_chan_info_postfix[i]);