[Mesa-dev] [PATCH] nir/search: Assert that variable id's are in range

Jason Ekstrand jason at jlekstrand.net
Fri May 8 12:13:46 PDT 2015


---
 src/glsl/nir/nir_search.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/glsl/nir/nir_search.c b/src/glsl/nir/nir_search.c
index 5ba0160..d86655b 100644
--- a/src/glsl/nir/nir_search.c
+++ b/src/glsl/nir/nir_search.c
@@ -90,6 +90,7 @@ match_value(const nir_search_value *value, nir_alu_instr *instr, unsigned src,
 
    case nir_search_value_variable: {
       nir_search_variable *var = nir_search_value_as_variable(value);
+      assert(var->variable < NIR_SEARCH_MAX_VARIABLES);
 
       if (state->variables_seen & (1 << var->variable)) {
          if (!nir_srcs_equal(state->variables[var->variable].src,
-- 
2.4.0



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