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hidpp20: prevent segfault if hidpp20_adjustable_dpi_get_dpi() fails

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Signed-off-by: Benjamin Tissoires <benjamin.tissoires@gmail.com>
This commit is contained in:
Benjamin Tissoires
2016-05-14 09:41:28 +02:00
parent f7e3f51b54
commit 9aa2120c7d
1 changed files with 2 additions and 1 deletions
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3
src/hidpp20.c
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@@ -863,8 +863,9 @@ int hidpp20_adjustable_dpi_get_sensors(struct hidpp20_device *device,
*sensors_list = s_list;
return num_sensors;
err:
num_sensors = 0;
free(s_list);
return rc;
return rc > 0 ? -EPROTO : rc;
}
int hidpp20_adjustable_dpi_set_sensor_dpi(struct hidpp20_device *device,