mtd: physmap_of: add const qualifiers

Be a bit stricter and add few more 'const' qualifiers.

Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com>
Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>

1 files changed, 9 insertions, 7 deletions

diff --git a/drivers/mtd/maps/physmap_of.c b/drivers/mtd/maps/physmap_of.c
index 363939dfad05..d11109762ac5 100644
--- a/drivers/mtd/maps/physmap_of.c
+++ b/drivers/mtd/maps/physmap_of.c
@@ -71,6 +71,9 @@ static int of_flash_remove(struct platform_device *dev)
         return 0;
 }
 
+static const char * const rom_probe_types[] = {
+        "cfi_probe", "jedec_probe", "map_rom" };
+
 /* Helper function to handle probing of the obsolete "direct-mapped"
  * compatible binding, which has an extra "probe-type" property
  * describing the type of flash probe necessary. */
@@ -80,8 +83,6 @@ static struct mtd_info *obsolete_probe(struct platform_device *dev,
         struct device_node *dp = dev->dev.of_node;
         const char *of_probe;
         struct mtd_info *mtd;
-        static const char *rom_probe_types[]
-                = { "cfi_probe", "jedec_probe", "map_rom"};
         int i;
 
         dev_warn(&dev->dev, "Device tree uses obsolete \"direct-mapped\" "
@@ -111,9 +112,10 @@ static struct mtd_info *obsolete_probe(struct platform_device *dev,
    specifies the list of partition probers to use. If none is given then the
    default is use. These take precedence over other device tree
    information. */
-static const char *part_probe_types_def[] = { "cmdlinepart", "RedBoot",
-                                        "ofpart", "ofoldpart", NULL };
-static const char **of_get_probes(struct device_node *dp)
+static const char * const part_probe_types_def[] = {
+        "cmdlinepart", "RedBoot", "ofpart", "ofoldpart", NULL };
+
+static const char * const *of_get_probes(struct device_node *dp)
 {
         const char *cp;
         int cplen;
@@ -142,7 +144,7 @@ static const char **of_get_probes(struct device_node *dp)
         return res;
 }
 
-static void of_free_probes(const char **probes)
+static void of_free_probes(const char * const *probes)
 {
         if (probes != part_probe_types_def)
                 kfree(probes);
@@ -151,7 +153,7 @@ static void of_free_probes(const char **probes)
 static struct of_device_id of_flash_match[];
 static int of_flash_probe(struct platform_device *dev)
 {
-        const char **part_probe_types;
+        const char * const *part_probe_types;
         const struct of_device_id *match;
         struct device_node *dp = dev->dev.of_node;
         struct resource res;