detect: fix minor compile warning

      detect-engine.c: In function ‘DetectKeywordCtxHashFunc’:
detect-engine.c:3550:75: warning: cast from pointer to integer of different size [-Wpointer-to-int-cast]
 3550 |     uint64_t hash = StringHashDjb2((const uint8_t *)name, strlen(name)) + (uint64_t)ctx->data;
      |

diff --git a/src/detect-engine.c b/src/detect-engine.c
index 141b48a902ebc4dd515ab1b1bf229d577d19cfe9..4ec6d9a2840ec35cc5f32d58d863d78f86136912 100644 (file)
--- a/src/detect-engine.c
+++ b/src/detect-engine.c
@@ -3547,7 +3547,7 @@ static uint32_t DetectKeywordCtxHashFunc(HashListTable *ht, void *data, uint16_t
 {
     DetectEngineThreadKeywordCtxItem *ctx = data;
     const char *name = ctx->name;
-    uint64_t hash = StringHashDjb2((const uint8_t *)name, strlen(name)) + (uint64_t)ctx->data;
+    uint64_t hash = StringHashDjb2((const uint8_t *)name, strlen(name)) + (ptrdiff_t)ctx->data;
     hash %= ht->array_size;
     return hash;
 }