X-Git-Url: https://scm.lunaixsky.com/lunaix-os.git/blobdiff_plain/4769a870917b98723690aa336d12d0656769528b..2804ceee4ce65d49e9d52d0ed817317c0ac9efdc:/lunaix-os/libs/hash.c

diff --git a/lunaix-os/libs/hash.c b/lunaix-os/libs/hash.c
index 293ec67..dc1b3cc 100644
--- a/lunaix-os/libs/hash.c
+++ b/lunaix-os/libs/hash.c
@@ -9,12 +9,15 @@
  * @return unsigned int
  */
 uint32_t
-strhash_32(unsigned char* str, uint32_t truncate_to)
+strhash_32(const char* str, uint32_t truncate_to)
 {
+    if (!str)
+        return 0;
+
     uint32_t hash = 5381;
     int c;
 
-    while (c = *str++)
+    while ((c = *str++))
         hash = ((hash << 5) + hash) + c; /* hash * 33 + c */
 
     return hash >> (HASH_SIZE_BITS - truncate_to);