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glsl: don't leak memory when trying to count loop iterations

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Suggested-by: Damian Dixon <damian.dixon@gmail.com>
Reviewed-by: Elie Tournier <elie.tournier@collabora.com>
Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=99789
This commit is contained in:
Timothy Arceri
2017-03-17 21:53:35 +11:00
parent 1d5f4f46da
commit 40bc1afc94
1 changed files with 3 additions and 2 deletions
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5
src/compiler/glsl/loop_controls.cpp
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@@ -97,9 +97,10 @@ calculate_iterations(ir_rvalue *from, ir_rvalue *to, ir_rvalue *increment,
new(mem_ctx) ir_expression(ir_binop_div, sub->type, sub, increment); new(mem_ctx) ir_expression(ir_binop_div, sub->type, sub, increment);
ir_constant *iter = div->constant_expression_value(); ir_constant *iter = div->constant_expression_value();
if (iter == NULL) {
if (iter == NULL) ralloc_free(mem_ctx);
return -1; return -1;
}
if (!iter->type->is_integer()) { if (!iter->type->is_integer()) {
const ir_expression_operation op = iter->type->is_double() const ir_expression_operation op = iter->type->is_double()