diff --git a/drivers/scsi/sg.c b/drivers/scsi/sg.c
index effb7e768165..84e7d6429e36 100644
--- a/drivers/scsi/sg.c
+++ b/drivers/scsi/sg.c
@@ -1666,6 +1666,24 @@ static void unregister_sg_sysctls(void)
 #define unregister_sg_sysctls() do { } while (0)
 #endif /* CONFIG_SYSCTL */
 
+static int scatter_elem_sz_set(const char *val, const struct kernel_param *kp){
+	int n=0, ret;
+
+	ret = kstrtoint(val, 10, &n);
+	if(ret !=0 || n <= 0 || n > (1024 * 4096))
+		return -EINVAL;
+	
+	return param_set_int(val, kp);
+}
+
+static const struct kernel_param_ops param_ops = {
+	.set = scatter_elem_sz_set,
+	.get = param_get_int,
+};
+
+static int num;
+module_param_cb(scatter_elem_sz, &param_ops, &num, 0664);
+
 static int __init
 init_sg(void)
 {