alsactl: Fix return code

The main() should return positive error value.

Signed-off-by: Jaroslav Kysela <perex@perex.cz>

diff --git a/alsactl/alsactl.c b/alsactl/alsactl.c
index 02e082f..3b5dfda 100644 (file)
--- a/alsactl/alsactl.c
+++ b/alsactl/alsactl.c
@@ -189,5 +189,5 @@ int main(int argc, char *argv[])
        }
 
        snd_config_update_free_global();
-       return res < 0 ? res : 0;
+       return res < 0 ? -res : 0;
 }