egl: don't NULL deref the .get_capabilities function pointer

One could easily introduce version 3 of the DRI2fenceExtension,
extending the struct, while not implementing the above function.

Thus we'll end up with NULL pointer, and dereferencing it won't fare
too well.

Fixes: 0201f01dc4e ("egl: add EGL_ANDROID_native_fence_sync")
Cc: Rob Clark <[email protected]>
Signed-off-by: Emil Velikov <[email protected]>
Reviewed-by: Tapani Pälli <[email protected]>

0 files changed, 0 insertions, 0 deletions