hash: fix side effect in condition

1 files changed, 7 insertions, 1 deletions

diff --git a/hash.h b/hash.h
index 1ef1fbe..fc80b79 100644
--- a/hash.h
+++ b/hash.h
@@ -108,7 +108,13 @@ hash_str(const char *str, unsigned int bits)
     unsigned long hash;
     char c;
 
-    for (hash = 0; (c = *str) != '\0'; str++) {
+    for (hash = 0; /* no condition */; str++) {
+        c = *str;
+
+        if (c == '\0') {
+            break;
+        }
+
         hash = ((hash << 5) - hash) + c;
     }