/*
  * various constants for Memory Controllers
  */
-static const char *mem_types[] = {
+static const char * const mem_types[] = {
        [MEM_EMPTY] = "Empty",
        [MEM_RESERVED] = "Reserved",
        [MEM_UNKNOWN] = "Unknown",
        [MEM_RDDR3] = "Registered-DDR3"
 };
 
-static const char *dev_types[] = {
+static const char * const dev_types[] = {
        [DEV_UNKNOWN] = "Unknown",
        [DEV_X1] = "x1",
        [DEV_X2] = "x2",
        [DEV_X64] = "x64"
 };
 
-static const char *edac_caps[] = {
+static const char * const edac_caps[] = {
        [EDAC_UNKNOWN] = "Unknown",
        [EDAC_NONE] = "None",
        [EDAC_RESERVED] = "Reserved",