From f97df69ee2b8981533358b6f62fadb8c0e18a278 Mon Sep 17 00:00:00 2001 From: "U. Artie Eoff" Date: Fri, 10 Jan 2014 11:26:27 -0800 Subject: [PATCH] shm: assert sigbus_data is not NULL before member access Signed-off-by: U. Artie Eoff --- src/wayland-shm.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/src/wayland-shm.c b/src/wayland-shm.c index 590f775..ee1c8e6 100644 --- a/src/wayland-shm.c +++ b/src/wayland-shm.c @@ -550,7 +550,7 @@ wl_shm_buffer_end_access(struct wl_shm_buffer *buffer) struct wl_shm_sigbus_data *sigbus_data = pthread_getspecific(wl_shm_sigbus_data_key); - assert(sigbus_data->access_count >= 1); + assert(sigbus_data && sigbus_data->access_count >= 1); if (--sigbus_data->access_count == 0) { if (sigbus_data->fallback_mapping_used) { -- 2.7.4