From: Rob Clark <robcl...@freedesktop.org>
For example, in nir_opt_dead_cf.c:140:
CID 1358914 (#1 of 1): Dereference null return value (NULL_RETURNS)13.
dereference: Dereferencing a null pointer block.
---
src/compiler/nir/nir.h | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/src/compiler/nir/nir.h b/src/compiler/nir/nir.h
index a21a7bd..05209ad 100644
--- a/src/compiler/nir/nir.h
+++ b/src/compiler/nir/nir.h
@@ -2195,7 +2195,7 @@ nir_block *nir_cf_node_cf_tree_next(nir_cf_node *node);
#define nir_foreach_block_in_cf_node(block, node) \
for (nir_block *block = nir_cf_node_cf_tree_first(node); \
- block != nir_cf_node_cf_tree_next(node); \
+ block && (block != nir_cf_node_cf_tree_next(node)); \
block = nir_block_cf_tree_next(block))
/* If the following CF node is an if, this function returns that if.
--
2.5.5
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