Signed-off-by: Glenn Kennard <[email protected]>
---
 src/gallium/drivers/r600/sb/sb_bc_parser.cpp | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/gallium/drivers/r600/sb/sb_bc_parser.cpp 
b/src/gallium/drivers/r600/sb/sb_bc_parser.cpp
index 748aae2..c479927 100644
--- a/src/gallium/drivers/r600/sb/sb_bc_parser.cpp
+++ b/src/gallium/drivers/r600/sb/sb_bc_parser.cpp
@@ -792,6 +792,9 @@ int bc_parser::prepare_if(cf_node* c) {
        assert(c->bc.addr-1 < cf_map.size());
        cf_node *c_else = NULL, *end = cf_map[c->bc.addr];
 
+       if (!end)
+               return 0; // not quite sure how this happens, malformed input?
+
        BCP_DUMP(
                sblog << "parsing JUMP @" << c->bc.id;
                sblog << "\n";
@@ -817,7 +820,7 @@ int bc_parser::prepare_if(cf_node* c) {
        if (c_else->parent != c->parent)
                c_else = NULL;
 
-       if (end->parent != c->parent)
+       if (end && end->parent != c->parent)
                end = NULL;
 
        region_node *reg = sh->create_region();
-- 
1.9.1

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