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Commit deb4d1fd authored by Crestez Dan Leonard's avatar Crestez Dan Leonard Committed by Jonathan Cameron
Browse files

iio: generic_buffer: Fix --trigger-num option 



Initialize trig_num to -1 and handle trig_num=0 as a valid id.

Fixes: 7c7e9dad (iio: iio_generic_buffer: Add --trigger-num option)
Signed-off-by: default avatarCrestez Dan Leonard <leonard.crestez@intel.com>
Signed-off-by: default avatarJonathan Cameron <jic23@kernel.org>
parent b9155073

tools/iio/iio_generic_buffer.c

+2 −2
Original line number Original line Diff line number Diff line
@@ -341,7 +341,7 @@ int main(int argc, char **argv) 




	char *data = NULL;

	char *data = NULL;

	ssize_t read_size;

	ssize_t read_size;

	int dev_num = -1, trig_num;

	int dev_num = -1, trig_num = -1;

	char *buffer_access = NULL;

	char *buffer_access = NULL;

	int scan_size;

	int scan_size;

	int noevents = 0;

	int noevents = 0;
@@ -456,7 +456,7 @@ int main(int argc, char **argv) 




	if (notrigger) {

	if (notrigger) {

		printf("trigger-less mode selected\n");

		printf("trigger-less mode selected\n");

	} if (trig_num > 0) {

	} if (trig_num >= 0) {

		char *trig_dev_name;

		char *trig_dev_name;

		ret = asprintf(&trig_dev_name, "%strigger%d", iio_dir, trig_num);

		ret = asprintf(&trig_dev_name, "%strigger%d", iio_dir, trig_num);

		if (ret < 0) {

		if (ret < 0) {