target/loongarch: Remove unnecessary temporary variable assignment

Temporary variable ret is assigned at last line and return, it can
be removed and return directly.

Signed-off-by: Bibo Mao <[email protected]>
Reviewed-by: Markus Armbruster <[email protected]>
Reviewed-by: Philippe Mathieu-Daudé <[email protected]>
Message-ID: <[email protected]>
Signed-off-by: Markus Armbruster <[email protected]>

Author: bibo-mao

target/loongarch/tcg/tlb_helper.c

@@ -543,7 +543,7 @@ target_ulong helper_lddir(CPULoongArchState *env, target_ulong base,
                           target_ulong level, uint32_t mem_idx)
 {
     CPUState *cs = env_cpu(env);
-    target_ulong badvaddr, index, phys, ret;
+    target_ulong badvaddr, index, phys;
     uint64_t dir_base, dir_width;
 
     if (unlikely((level == 0) || (level > 4))) {
@@ -571,8 +571,7 @@ target_ulong helper_lddir(CPULoongArchState *env, target_ulong base,
     get_dir_base_width(env, &dir_base, &dir_width, level);
     index = (badvaddr >> dir_base) & ((1 << dir_width) - 1);
     phys = base | index << 3;
-    ret = ldq_phys(cs->as, phys) & TARGET_PHYS_MASK;
-    return ret;
+    return ldq_phys(cs->as, phys) & TARGET_PHYS_MASK;
 }
 
 void helper_ldpte(CPULoongArchState *env, target_ulong base, target_ulong odd,