cmd/command.c: constify "arg" argument of cmd_get_data_size()

This function obviously does not and must not modify "arg". Change the
prototype to allow passing an argument of type "const char*" without
requiring a cast.

Signed-off-by: Rasmus Villemoes <rasmus.villemoes@prevas.dk>

diff --git a/common/command.c b/common/command.c
index 7821c273daeb332416bd846b4b1553df1401b6f3..83feaac1cb97914f8a6a8acd654bc10175f8e85a 100644 (file)
--- a/common/command.c
+++ b/common/command.c
@@ -465,7 +465,7 @@ int cmd_auto_complete(const char *const prompt, char *buf, int *np, int *colp)
 #endif
 
 #ifdef CMD_DATA_SIZE
-int cmd_get_data_size(char* arg, int default_size)
+int cmd_get_data_size(const char *arg, int default_size)
 {
        /* Check for a size specification .b, .w or .l.
         */

diff --git a/include/command.h b/include/command.h
index 4cec63454534301c2d7702dee8660aa2b26309e4..4158ca11b0efdf962a45ce394a0be959fb4a01cc 100644 (file)
--- a/include/command.h
+++ b/include/command.h
@@ -186,7 +186,7 @@ int cmd_process_error(struct cmd_tbl *cmdtp, int err);
  * Return: data size in bytes (1, 2, 4, 8) or CMD_DATA_SIZE_ERR for an invalid
  *     character, or CMD_DATA_SIZE_STR for a string
  */
-int cmd_get_data_size(char *arg, int default_size);
+int cmd_get_data_size(const char *arg, int default_size);
 #endif
 
 #ifdef CONFIG_CMD_BOOTD