[clang] [clang][Analyzer][NFC] Simplify preDefault/preFseek/preFreadFwrite of StreamChecker (PR #71394)

[Ben Shi via cfe-commits]

https://github.com/benshi001 updated https://github.com/llvm/llvm-project/pull/71394

>From 3be57e39926bda29b273d5e9e01bff5ec8b2302e Mon Sep 17 00:00:00 2001
From: Ben Shi <bennshi at tencent.com>
Date: Tue, 7 Nov 2023 14:11:37 +0800
Subject: [PATCH] [clang][analyzer][NFC] Remove redundant code in StreamChecker

---
 clang/lib/StaticAnalyzer/Checkers/StreamChecker.cpp | 1 -
 1 file changed, 1 deletion(-)

diff --git a/clang/lib/StaticAnalyzer/Checkers/StreamChecker.cpp b/clang/lib/StaticAnalyzer/Checkers/StreamChecker.cpp
index 898906977ba9bb6..69610029beb0a9e 100644
--- a/clang/lib/StaticAnalyzer/Checkers/StreamChecker.cpp
+++ b/clang/lib/StaticAnalyzer/Checkers/StreamChecker.cpp
@@ -1093,7 +1093,6 @@ ProgramStateRef StreamChecker::ensureStreamOpened(SVal StreamVal,
           N));
       return nullptr;
     }
-    return State;
   }
 
   return State;