Fix minor memory-related problems on MS-Windows revealed by Dr. Memory.

 src/w32fns.c (reset_modifiers): Zero out keystate[] before using it.
 (w32_wnd_proc): Initialize the dwHoverTime member of
 TRACKMOUSEEVENT structure.

2 files changed, 8 insertions, 0 deletions

diff --git a/src/ChangeLog b/src/ChangeLog
index 1330e5ed132..94859f1f8fd 100644
--- a/src/ChangeLog
+++ b/src/ChangeLog
@@ -1,3 +1,9 @@
+2014-03-19  Eli Zaretskii  <eliz@gnu.org>
+
+        * w32fns.c (reset_modifiers): Zero out keystate[] before using it.
+        (w32_wnd_proc): Initialize the dwHoverTime member of
+        TRACKMOUSEEVENT structure.
+
 2014-03-17  Teodor Zlatanov  <tzz@lifelogs.com>
 
         * gnutls.c (Fgnutls_boot): Fix case of :verify-error = t.
diff --git a/src/w32fns.c b/src/w32fns.c
index 66f532c3721..a5b8abfa6b1 100644
--- a/src/w32fns.c
+++ b/src/w32fns.c
@@ -2099,6 +2099,7 @@ reset_modifiers (void)
 
 #define CURRENT_STATE(key) ((GetAsyncKeyState (key) & 0x8000) >> 8)
 
+    memset (keystate, 0, sizeof (keystate));
     GetKeyboardState (keystate);
     keystate[VK_SHIFT] = CURRENT_STATE (VK_SHIFT);
     keystate[VK_CONTROL] = CURRENT_STATE (VK_CONTROL);
@@ -3444,6 +3445,7 @@ w32_wnd_proc (HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam)
           tme.cbSize = sizeof (tme);
           tme.dwFlags = TME_LEAVE;
           tme.hwndTrack = hwnd;
+          tme.dwHoverTime = HOVER_DEFAULT;
 
           track_mouse_event_fn (&tme);
           track_mouse_window = hwnd;