radv: fix double free corruption in VkRegister{Device,Display}EventEXT

Fixes: d8cdcd4a ("radv: use syncobj for wsi fence")
Signed-off-by: Samuel Pitoiset <samuel.pitoiset@gmail.com>
36 jobs for !8244 with radv_fix_double_free in 8 seconds (queued for 4 seconds)
latest detached
Status Job ID Name Coverage
  Sanity
passed #6364935
sanity

00:00:08

 
  Container
manual #6364938
aarch64 manual
arm_build
manual #6364939
manual
arm_test-base
manual #6364940
windows shell 1809 mesa manual
windows_build_vs2019
manual #6364936
manual
x86_build-base
manual #6364937
manual
x86_test-base
 
  Container 2
created #6364948
android_build
created #6364951
arm64_test
created #6364952
armhf_test
created #6364945
i386_build
created #6364941
kernel+rootfs_amd64
created #6364942
aarch64
kernel+rootfs_arm64
created #6364943
aarch64
kernel+rootfs_armhf
created #6364946
ppc64el_build
created #6364947
s390x_build
created #6364944
x86_build
created #6364949
x86_test-gl
created #6364950
x86_test-vk
 
  Meson X86 64
created #6364958
meson-clang
created #6364959
meson-clover
created #6364955
meson-clover-testing
created #6364956
meson-gallium
created #6364957
meson-release
created #6364953
meson-testing
created #6364954
meson-testing-asan
created #6364960
meson-vulkan
 
  Build Misc
created #6364961
meson-android
created #6364963
aarch64
meson-arm64
created #6364964
aarch64
meson-arm64-build-test
created #6364962
aarch64
meson-armhf
created #6364966
meson-i386
created #6364969
meson-mingw32-x86_64
created #6364968
kvm
meson-ppc64el
created #6364967
kvm
meson-s390x
created #6364965
allowed to fail
scons-win64
 
  Amd
created #6364970
radv-fossils