fix valgrind warnings in debug builds

diff --git a/ext/mysqlnd/mysqlnd.c b/ext/mysqlnd/mysqlnd.c
index 5c8fe434e4f2e1d79eeebecb9e518f43ba5d525b..7f101bde0f70d67487fcdb729f18d2a77718ff9d 100644 (file)
--- a/ext/mysqlnd/mysqlnd.c
+++ b/ext/mysqlnd/mysqlnd.c
@@ -1407,7 +1407,7 @@ MYSQLND_METHOD(mysqlnd_conn, kill)(MYSQLND * conn, unsigned int pid TSRMLS_DC)
        char buff[4];
 
        DBG_ENTER("mysqlnd_conn::kill");
-       DBG_INF_FMT("conn=%llu pid=%lu", conn->thread_id, pid);
+       DBG_INF_FMT("conn=%llu pid=%u", conn->thread_id, pid);
 
        int4store(buff, pid);