diff --git a/arch/x86/kernel/cpu/microcode/intel.c b/arch/x86/kernel/cpu/microcode/intel.c
index 1c2cfa0644aa979c97cc01a42925a44c25f9f852..97ccf4c3b45bec517605813b1f24518b10466002 100644
--- a/arch/x86/kernel/cpu/microcode/intel.c
+++ b/arch/x86/kernel/cpu/microcode/intel.c
@@ -190,8 +190,11 @@ static void save_microcode_patch(void *data, unsigned int size)
 			p = memdup_patch(data, size);
 			if (!p)
 				pr_err("Error allocating buffer %p\n", data);
-			else
+			else {
 				list_replace(&iter->plist, &p->plist);
+				kfree(iter->data);
+				kfree(iter);
+			}
 		}
 	}