--- ea9931281557ad8d3ed4049b48c66110df5f0811
+++ 47e24dc6b121c45031dbde7202042f7aa294509c
@@ -296,7 +296,8 @@ int virt_to_scatterlist(const void *addr
 	int offset;
 	int remainder_of_page;
 
-	sg_init_table(sg, sg_size);
+    if (sg)
+    	sg_init_table(sg, sg_size);
 
 	while (size > 0 && i < sg_size) {
 		pg = virt_to_page(addr);