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r600g: check shaders presence in r600_draw_vbo

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This patch should prevent the crashes when some shaders are absent,
see https://bugs.freedesktop.org/show_bug.cgi?id=43341

Note this is a candidate for the stable branch.

Signed-off-by: Vadim Girlin <vadimgirlin@gmail.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Vadim Girlin 2011-12-02 13:44:29 +04:00 • committed by Alex Deucher
parent 81a715605a
commit e98521e0f3
1 changed files with 3 additions and 0 deletions
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3
src/gallium/drivers/r600/r600_state_common.c
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@ -534,6 +534,9 @@ void r600_draw_vbo(struct pipe_context *ctx, const struct pipe_draw_info *dinfo)
return;
}
if (!rctx->ps_shader || !rctx->vs_shader)
return;
r600_update_derived_state(rctx);
u_vbuf_draw_begin(rctx->vbuf_mgr, dinfo);