diff --git a/executer/user/mcexec.c b/executer/user/mcexec.c
index 28742e97..6946bc1e 100644
--- a/executer/user/mcexec.c
+++ b/executer/user/mcexec.c
@@ -2533,20 +2533,11 @@ do_generic_syscall(
 
 	__dprintf("do_generic_syscall(%ld)\n", w->sr.number);
 
-#ifdef POSTK_DEBUG_TEMP_FIX_75 /* syscall return value check add. */
 	ret = syscall(w->sr.number, w->sr.args[0], w->sr.args[1], w->sr.args[2],
 		 w->sr.args[3], w->sr.args[4], w->sr.args[5]);
 	if (ret == -1) {
 		ret = -errno;
 	}
-#else /* POSTK_DEBUG_TEMP_FIX_75 */
-	errno = 0;
-	ret = syscall(w->sr.number, w->sr.args[0], w->sr.args[1], w->sr.args[2],
-		 w->sr.args[3], w->sr.args[4], w->sr.args[5]);
-	if (errno != 0) {
-		ret = -errno;
-	}
-#endif /* POSTK_DEBUG_TEMP_FIX_75 */
 
 	/* Overlayfs /sys/X directory lseek() problem work around */
 	if (w->sr.number == __NR_lseek && ret == -EINVAL) {