Free channels in case read fails with error.
Signed-off-by: Michael Hennerich <michael.hennerich@analog.com>
Acked-by: Jonathan Cameron <jic23@cam.ac.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
ret = ad7280_read_all_channels(st, st->scan_cnt, channels);
if (ret < 0)
ret = ad7280_read_all_channels(st, st->scan_cnt, channels);
if (ret < 0)
for (i = 0; i < st->scan_cnt; i++) {
if (((channels[i] >> 23) & 0xF) <= AD7280A_CELL_VOLTAGE_6) {
for (i = 0; i < st->scan_cnt; i++) {
if (((channels[i] >> 23) & 0xF) <= AD7280A_CELL_VOLTAGE_6) {
kfree(channels);
return IRQ_HANDLED;
kfree(channels);
return IRQ_HANDLED;