src/svgtiny_css.c: initialize an attr_val pointer to NULL

We later compare it to NULL, and valgrind says that it's potentially
uninitialized at that point, so let's initialize it.

diff --git a/src/svgtiny_css.c b/src/svgtiny_css.c
index 968ea24d22a0a106bbeef09a3c31223347f30489..495a39ff9534fb027b258243904a843912dd5fb9 100644 (file)
--- a/src/svgtiny_css.c
+++ b/src/svgtiny_css.c
@@ -1203,7 +1203,7 @@ static css_error _node_has_attribute_substring(void *pw, void *node,
 {
        UNUSED(pw);
        dom_string *name;
-       dom_string *attr_val;
+       dom_string *attr_val = NULL;
        dom_exception err;
        size_t attr_len;  /* length of attr_val */
        size_t substrlen; /* length of "substring" */