Without this change, an initialization such as
const struct hmap map = HMAP_INITIALIZER(&map);
yields a compiler warning "initialization discards qualifiers from pointer
target type".
Signed-off-by: Ben Pfaff <b...@nicira.com>
---
lib/hmap.h | 3 ++-
1 files changed, 2 insertions(+), 1 deletions(-)
diff --git a/lib/hmap.h b/lib/hmap.h
index 2867bfa..9b6d8c7 100644
--- a/lib/hmap.h
+++ b/lib/hmap.h
@@ -65,7 +65,8 @@ struct hmap {
};
/* Initializer for an empty hash map. */
-#define HMAP_INITIALIZER(HMAP) { &(HMAP)->one, NULL, 0, 0 }
+#define HMAP_INITIALIZER(HMAP) \
+ { (struct hmap_node **const) &(HMAP)->one, NULL, 0, 0 }
/* Initialization. */
void hmap_init(struct hmap *);
--
1.7.2.5
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