Running generic_buffer without enabling any channel of the
sensor will fail without printing any error message.
Add an error message that indicates buffer enable failed.
Signed-off-by: Irina Tirdea <irina.tirdea@xxxxxxxxx>
---
tools/iio/generic_buffer.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/tools/iio/generic_buffer.c b/tools/iio/generic_buffer.c
index 32f389eb..9f7b85b 100644
--- a/tools/iio/generic_buffer.c
+++ b/tools/iio/generic_buffer.c
@@ -364,8 +364,11 @@ int main(int argc, char **argv)
/* Enable the buffer */
ret = write_sysfs_int("enable", buf_dir_name, 1);
- if (ret < 0)
+ if (ret < 0) {
+ fprintf(stderr,
+ "Failed to enable buffer: %s\n", strerror(-ret));
goto error_free_buf_dir_name;
+ }
scan_size = size_from_channelarray(channels, num_channels);
data = malloc(scan_size * buf_len);
--
1.9.1
--
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