Malloc hook instruction optimization

Signed-off-by: Nzhang-cui11 <zhangcui11@huawei.com>

musl_template.gni

@@ -730,14 +730,14 @@ template("musl_libs") {
       "//build/config/compiler:compiler",
       ":soft_hook",
     ]
-  }
 
-  cflags = [
-    "-mllvm",
-    "--instcombine-max-iterations=0",
-    "-ffp-contract=fast",
-    "-O3",
-  ]
+    cflags = [
+      "-mllvm",
+      "--instcombine-max-iterations=0",
+      "-ffp-contract=fast",
+      "-O3",
+    ]
+  }
 
   source_set("soft_musl_jemalloc") {
     sources = [ "./porting/linux/user/src/malloc/jemalloc/jemalloc.c" ]

porting/linux/user/src/hook/malloc_common.c

@@ -18,7 +18,7 @@ void* malloc(size_t bytes)
 		if (!__get_global_hook_flag()) {
 			return MuslFunc(malloc)(bytes);
 		}
-		else if (!__get_hook_flag()) {
+		if (!__get_hook_flag()) {
 			return MuslFunc(malloc)(bytes);
 		}
 		return dispatch_table->malloc(bytes);
@@ -39,7 +39,7 @@ void free(void* mem)
 			MuslFunc(free)(mem);
 			return;
 		}
-		else if (!__get_hook_flag()) {
+		if (!__get_hook_flag()) {
 			MuslFunc(free)(mem);
 			return;
 		}