hwdep: query: fix usage of uninitialized value

Fixes: d4a9f6735d05 ("hwdep: add global method to get list of hwdep devices in sound card")
Signed-off-by: Takashi Sakamoto <o-takashi@sakamocchi.jp>

diff --git a/src/hwdep/query.c b/src/hwdep/query.c
index 8be76627342c16a5049aa3d970dad78607436c45..cbfb2c888070001d3a055df534cc0ab1d2d48c5f 100644 (file)
--- a/src/hwdep/query.c
+++ b/src/hwdep/query.c
@@ -114,7 +114,7 @@ static int compare_guint(const void *l, const void *r)
 
 static unsigned int calculate_digits(unsigned int number)
 {
-    unsigned int digits;
+    unsigned int digits = 0;
 
     while (true) {
         number /= 10;