2 files changed, 3 insertions, 2 deletions
diff --git a/src/util/hash_table.c b/src/util/hash_table.c
index 1bda2149b95..b7421a0144c 100644
--- a/src/util/hash_table.c
+++ b/src/util/hash_table.c
@@ -476,9 +476,10 @@ _mesa_hash_data(const void *data, size_t size)
 
 /** FNV-1a string hash implementation */
 uint32_t
-_mesa_hash_string(const char *key)
+_mesa_hash_string(const void *_key)
 {
    uint32_t hash = _mesa_fnv32_1a_offset_bias;
+   const char *key = _key;
 
    while (*key != 0) {
       hash = _mesa_fnv32_1a_accumulate(hash, *key);
diff --git a/src/util/hash_table.h b/src/util/hash_table.h
index cf939130fcf..d3e0758b265 100644
--- a/src/util/hash_table.h
+++ b/src/util/hash_table.h
@@ -94,7 +94,7 @@ _mesa_hash_table_random_entry(struct hash_table *ht,
                               bool (*predicate)(struct hash_entry *entry));
 
 uint32_t _mesa_hash_data(const void *data, size_t size);
-uint32_t _mesa_hash_string(const char *key);
+uint32_t _mesa_hash_string(const void *key);
 bool _mesa_key_string_equal(const void *a, const void *b);
 bool _mesa_key_pointer_equal(const void *a, const void *b);