ASoC: intel: skl: Fix pin debug prints

skl_print_pins() loops over all given pins but it overwrites the text
at the very same position while increasing the returned length.
Fix this to show the all pin contents properly.

Fixes: d14700a0 ("ASoC: Intel: Skylake: Debugfs facility to dump module config")
Signed-off-by: NTakashi Iwai <tiwai@suse.de>
Acked-by: NCezary Rojewski <cezary.rojewski@intel.com>
Link: https://lore.kernel.org/r/20200218111737.14193-2-tiwai@suse.deSigned-off-by: NMark Brown <broonie@kernel.org>

sound/soc/intel/skylake/skl-debug.c

@@ -34,7 +34,7 @@ static ssize_t skl_print_pins(struct skl_module_pin *m_pin, char *buf,
 	int i;
 	ssize_t ret = 0;
 
-	for (i = 0; i < max_pin; i++)
+	for (i = 0; i < max_pin; i++) {
 		ret += snprintf(buf + size, MOD_BUF - size,
 				"%s %d\n\tModule %d\n\tInstance %d\n\t"
 				"In-used %s\n\tType %s\n"
@@ -45,6 +45,8 @@ static ssize_t skl_print_pins(struct skl_module_pin *m_pin, char *buf,
 				m_pin[i].in_use ? "Used" : "Unused",
 				m_pin[i].is_dynamic ? "Dynamic" : "Static",
 				m_pin[i].pin_state, i);
+		size += ret;
+	}
 	return ret;
 }