[Wayland-bugs] [Bug 68157] Valgrind error on shutdown

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=68157

--- Comment #3 from Mariusz Ceier <mceier+freedesktop at gmail.com> ---
Created attachment 84396
  --> https://bugs.freedesktop.org/attachment.cgi?id=84396&action=edit
valgrind log after applying patch

I tested attached patch with git master, and it seems to at least remove
"Invalid read of size 8" in unbind_input_method, but it doesn't remove "Invalid
read of size 8" triggered by wl_client_destroy.

Attached current valgrind log.

==6992== Invalid read of size 8
==6992==    at 0x4E3A061: wl_signal_emit (wayland-server.h:170)
==6992==    by 0x4E3AFA6: wl_client_destroy (wayland-server.c:600)
==6992==    by 0x41A8DF: text_backend_notifier_destroy (text-backend.c:934)
==6992==    by 0x409078: wl_signal_emit (wayland-server.h:171)
==6992==    by 0x410856: main (compositor.c:3463)
==6992==  Address 0xd49a0e8 is 120 bytes inside a block of size 144 free'd
==6992==    at 0x4C2AF7C: free (vg_replace_malloc.c:446)
==6992==    by 0x4E3B01B: wl_client_destroy (wayland-server.c:608)
==6992==    by 0x4E3A5AC: wl_client_connection_data (wayland-server.c:244)
==6992==    by 0x4E3CD5B: wl_event_source_fd_dispatch (event-loop.c:86)
==6992==    by 0x4E3D70C: wl_event_loop_dispatch (event-loop.c:421)
==6992==    by 0x4E3B860: wl_display_run (wayland-server.c:869)
==6992==    by 0x410835: main (compositor.c:3457)
==6992==

==6992== Invalid read of size 8
==6992==    at 0x4E3A06D: wl_signal_emit (wayland-server.h:170)
==6992==    by 0x4E3AFA6: wl_client_destroy (wayland-server.c:600)
==6992==    by 0x41A8DF: text_backend_notifier_destroy (text-backend.c:934)
==6992==    by 0x409078: wl_signal_emit (wayland-server.h:171)
==6992==    by 0x410856: main (compositor.c:3463)
==6992==  Address 0xd49a0e8 is 120 bytes inside a block of size 144 free'd
==6992==    at 0x4C2AF7C: free (vg_replace_malloc.c:446)
==6992==    by 0x4E3B01B: wl_client_destroy (wayland-server.c:608)
==6992==    by 0x4E3A5AC: wl_client_connection_data (wayland-server.c:244)
==6992==    by 0x4E3CD5B: wl_event_source_fd_dispatch (event-loop.c:86)
==6992==    by 0x4E3D70C: wl_event_loop_dispatch (event-loop.c:421)
==6992==    by 0x4E3B860: wl_display_run (wayland-server.c:869)
==6992==    by 0x410835: main (compositor.c:3457)
==6992==

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