From 685e927fbe5d300ba20c5a6c4bdc36aa38a6f85d Mon Sep 17 00:00:00 2001
From: Dudemanguy911 <random342@airmail.cc>
Date: Sat, 21 Sep 2019 10:38:43 -0500
Subject: wayland: avoid handling a 0-value axis event

This shouldn't be possible, but an extra check never hurts.
---
 video/out/wayland_common.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/video/out/wayland_common.c b/video/out/wayland_common.c
index 5af8abdb19..30c1d3bf8f 100644
--- a/video/out/wayland_common.c
+++ b/video/out/wayland_common.c
@@ -189,6 +189,8 @@ static void pointer_handle_axis(void *data, struct wl_pointer *wl_pointer,
                                 uint32_t time, uint32_t axis, wl_fixed_t value)
 {
     struct vo_wayland_state *wl = data;
+    if (wl_fixed_to_double(value) == 0)
+        return;
     double val = wl_fixed_to_double(value)/abs(wl_fixed_to_double(value));
     switch (axis) {
     case WL_POINTER_AXIS_VERTICAL_SCROLL:
-- 
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