2015-09-10 21:49 GMT+08:00 Emil Velikov <emil.l.veli...@gmail.com>:
> Currently the check was incorrect as it did not consider the (unlikely)
> case of fd == 0. In order to fix this we should first correctly
> initialize it to -1, as the swrast implementations leave it set to zero
> (props to calloc()).
Reviewed-by: Boyan Ding <boyan.j.d...@gmail.com>
>
> Signed-off-by: Emil Velikov <emil.l.veli...@gmail.com>
> ---
>
> Noticed while checking the code wrt patch 1/2.
>
> -Emil
>
> src/egl/drivers/dri2/egl_dri2.c | 2 +-
> src/egl/drivers/dri2/platform_wayland.c | 1 +
> src/egl/drivers/dri2/platform_x11.c | 1 +
> 3 files changed, 3 insertions(+), 1 deletion(-)
>
> diff --git a/src/egl/drivers/dri2/egl_dri2.c b/src/egl/drivers/dri2/egl_dri2.c
> index eb56113..1740ee3 100644
> --- a/src/egl/drivers/dri2/egl_dri2.c
> +++ b/src/egl/drivers/dri2/egl_dri2.c
> @@ -786,7 +786,7 @@ dri2_terminate(_EGLDriver *drv, _EGLDisplay *disp)
>
> if (dri2_dpy->own_dri_screen)
> dri2_dpy->core->destroyScreen(dri2_dpy->dri_screen);
> - if (dri2_dpy->fd)
> + if (dri2_dpy->fd >= 0)
> close(dri2_dpy->fd);
> if (dri2_dpy->driver)
> dlclose(dri2_dpy->driver);
> diff --git a/src/egl/drivers/dri2/platform_wayland.c
> b/src/egl/drivers/dri2/platform_wayland.c
> index dbc64ba..6cf5461 100644
> --- a/src/egl/drivers/dri2/platform_wayland.c
> +++ b/src/egl/drivers/dri2/platform_wayland.c
> @@ -1804,6 +1804,7 @@ dri2_initialize_wayland_swrast(_EGLDriver *drv,
> _EGLDisplay *disp)
> if (roundtrip(dri2_dpy) < 0 || dri2_dpy->formats == 0)
> goto cleanup_shm;
>
> + dri2_dpy->fd = -1;
> dri2_dpy->driver_name = strdup("swrast");
> if (!dri2_load_driver_swrast(disp))
> goto cleanup_shm;
> diff --git a/src/egl/drivers/dri2/platform_x11.c
> b/src/egl/drivers/dri2/platform_x11.c
> index bf7d2be..7991fc2 100644
> --- a/src/egl/drivers/dri2/platform_x11.c
> +++ b/src/egl/drivers/dri2/platform_x11.c
> @@ -1161,6 +1161,7 @@ dri2_initialize_x11_swrast(_EGLDriver *drv, _EGLDisplay
> *disp)
> * Every hardware driver_name is set using strdup. Doing the same in
> * here will allow is to simply free the memory at dri2_terminate().
> */
> + dri2_dpy->fd = -1;
> dri2_dpy->driver_name = strdup("swrast");
> if (!dri2_load_driver_swrast(disp))
> goto cleanup_conn;
> --
> 2.5.0
>
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