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-rw-r--r--src/mesa/main/shaderapi.c14
1 files changed, 8 insertions, 6 deletions
diff --git a/src/mesa/main/shaderapi.c b/src/mesa/main/shaderapi.c
index f9106140770..571b35be58b 100644
--- a/src/mesa/main/shaderapi.c
+++ b/src/mesa/main/shaderapi.c
@@ -161,8 +161,7 @@ _mesa_free_shader_state(struct gl_context *ctx)
_mesa_reference_shader_program(ctx, &ctx->Shader.CurrentProgram[i],
NULL);
}
- _mesa_reference_shader_program(ctx, &ctx->Shader._CurrentFragmentProgram,
- NULL);
+ _mesa_reference_program(ctx, &ctx->Shader._CurrentFragmentProgram, NULL);
_mesa_reference_shader_program(ctx, &ctx->Shader.ActiveProgram, NULL);
/* Extended for ARB_separate_shader_objects */
@@ -1230,10 +1229,13 @@ use_shader_program(struct gl_context *ctx, gl_shader_stage stage,
/* Empty for now. */
break;
case MESA_SHADER_FRAGMENT:
- if (*target == ctx->_Shader->_CurrentFragmentProgram) {
- _mesa_reference_shader_program(ctx,
- &ctx->_Shader->_CurrentFragmentProgram,
- NULL);
+ if (*target != NULL &&
+ ((*target)->_LinkedShaders[MESA_SHADER_FRAGMENT] &&
+ (*target)->_LinkedShaders[MESA_SHADER_FRAGMENT]->Program ==
+ ctx->_Shader->_CurrentFragmentProgram)) {
+ _mesa_reference_program(ctx,
+ &ctx->_Shader->_CurrentFragmentProgram,
+ NULL);
}
break;
}