gcc 12 use-after-free fix

gistfile1.txt

diff --git a/tools/lib/subcmd/subcmd-util.h b/tools/lib/subcmd/subcmd-util.h
index 794a375dad36..7009fc176636 100644
--- a/tools/lib/subcmd/subcmd-util.h
+++ b/tools/lib/subcmd/subcmd-util.h
@@ -49,13 +49,12 @@ static NORETURN inline void die(const char *err, ...)

 static inline void *xrealloc(void *ptr, size_t size)
 {
-	void *ret = realloc(ptr, size);
-	if (!ret && !size)
-		ret = realloc(ptr, 1);
+	void *ret;
+	if (!size)
+		size = 1;
+	ret = realloc(ptr, size);
 	if (!ret) {
 		ret = realloc(ptr, size);
-		if (!ret && !size)
-			ret = realloc(ptr, 1);
 		if (!ret)
 			die("Out of memory, realloc failed");
 	}