fix: Rare arithmetic overflow crash in MPIHasher (#246)

mParticle · Jan 16, 2024 · 65fad25 · 65fad25
1 parent 9eaa0ea
commit 65fad25
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/mParticle-Apple-SDK/Utils/MPIHasher.swift b/mParticle-Apple-SDK/Utils/MPIHasher.swift
@@ -30,7 +30,7 @@ import Foundation
 
         var hash: Int32 = 0
         for byte in dataToHash {
-            hash = ((hash << 5) &- hash) + Int32(byte);
+            hash = ((hash << 5) &- hash) &+ Int32(byte);
         }
 
         return String(hash)