Initialize the variable ret at the time of declaration to prevent it from being returned without a defined value. Fixes smatch warning: drivers/iio/industrialio-gts-helper.c:256 gain_to_scaletables() error: uninitialized symbol 'ret'. Cc: stable@xxxxxxxxxxxxxxx # v6.6+ Fixes: 38416c28e168 ("iio: light: Add gain-time-scale helpers") Signed-off-by: Zicheng Qu <quzicheng@xxxxxxxxxx> --- drivers/iio/industrialio-gts-helper.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/iio/industrialio-gts-helper.c b/drivers/iio/industrialio-gts-helper.c index 59d7615c0f56..c5dc5b51693d 100644 --- a/drivers/iio/industrialio-gts-helper.c +++ b/drivers/iio/industrialio-gts-helper.c @@ -167,7 +167,7 @@ static int iio_gts_gain_cmp(const void *a, const void *b) static int gain_to_scaletables(struct iio_gts *gts, int **gains, int **scales) { - int ret, i, j, new_idx, time_idx; + int i, j, new_idx, time_idx, ret = 0; int *all_gains; size_t gain_bytes; -- 2.34.1