Zero out the advertising parameters data before setting the fields.

While I did not find anything in the spec that requires unused fields to
be zero, some controllers seem to require that.

Task-number: QTBUG-53224
Change-Id: I5ab05a6689f2632a1d60ee0f259cbdd792467729
Reviewed-by: Alex Blasche <alexander.blasche@theqtcompany.com>

1 files changed, 2 insertions, 0 deletions

diff --git a/src/bluetooth/qleadvertiser_bluez.cpp b/src/bluetooth/qleadvertiser_bluez.cpp
index 52f4dd73..c1b38acb 100644
--- a/src/bluetooth/qleadvertiser_bluez.cpp
+++ b/src/bluetooth/qleadvertiser_bluez.cpp
@@ -162,6 +162,8 @@ void QLeAdvertiserBluez::setAdvertisingParams()
     // Spec v4.2, Vol 2, Part E, 7.8.5
     AdvParams params;
     static_assert(sizeof params == 15, "unexpected struct size");
+    using namespace std;
+    memset(&params, 0, sizeof params);
     setAdvertisingInterval(params);
     params.type = parameters().mode();
     params.filterPolicy = parameters().filterPolicy();