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pxe: make string parameters const

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Convert a bunch of string parameters to be const.

Signed-off-by: Rob Herring <rob.herring@calxeda.com>
This commit is contained in:
Rob Herring 2012-12-02 21:00:21 -06:00 committed by Joe Hershberger
parent ef034c9d70
commit 23b7194e61
1 changed files with 12 additions and 12 deletions
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24
common/cmd_pxe.c
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@ -31,7 +31,7 @@
* environment. It always returns what getenv does, so it can be used in
* place of getenv without changing error handling otherwise.
*/
static char *from_env(char *envvar)
static char *from_env(const char *envvar)
{
char *ret;
@ -115,14 +115,14 @@ static int get_bootfile_path(const char *file_path, char *bootfile_path,
return 1;
}
static int (*do_getfile)(char *file_path, char *file_addr);
static int (*do_getfile)(const char *file_path, char *file_addr);
static int do_get_tftp(char *file_path, char *file_addr)
static int do_get_tftp(const char *file_path, char *file_addr)
{
char *tftp_argv[] = {"tftp", NULL, NULL, NULL};
tftp_argv[1] = file_addr;
tftp_argv[2] = file_path;
tftp_argv[2] = (void *)file_path;
if (do_tftpb(NULL, 0, 3, tftp_argv))
return -ENOENT;
@ -132,12 +132,12 @@ static int do_get_tftp(char *file_path, char *file_addr)
static char *fs_argv[5];
static int do_get_ext2(char *file_path, char *file_addr)
static int do_get_ext2(const char *file_path, char *file_addr)
{
#ifdef CONFIG_CMD_EXT2
fs_argv[0] = "ext2load";
fs_argv[3] = file_addr;
fs_argv[4] = file_path;
fs_argv[4] = (void *)file_path;
if (!do_ext2load(NULL, 0, 5, fs_argv))
return 1;
@ -145,12 +145,12 @@ static int do_get_ext2(char *file_path, char *file_addr)
return -ENOENT;
}
static int do_get_fat(char *file_path, char *file_addr)
static int do_get_fat(const char *file_path, char *file_addr)
{
#ifdef CONFIG_CMD_FAT
fs_argv[0] = "fatload";
fs_argv[3] = file_addr;
fs_argv[4] = file_path;
fs_argv[4] = (void *)file_path;
if (!do_fat_fsload(NULL, 0, 5, fs_argv))
return 1;
@ -166,7 +166,7 @@ static int do_get_fat(char *file_path, char *file_addr)
*
* Returns 1 for success, or < 0 on error.
*/
static int get_relfile(char *file_path, void *file_addr)
static int get_relfile(const char *file_path, void *file_addr)
{
size_t path_len;
char relfile[MAX_TFTP_PATH_LEN+1];
@ -205,7 +205,7 @@ static int get_relfile(char *file_path, void *file_addr)
*
* Returns 1 on success, or < 0 for error.
*/
static int get_pxe_file(char *file_path, void *file_addr)
static int get_pxe_file(const char *file_path, void *file_addr)
{
unsigned long config_file_size;
char *tftp_filesize;
@ -242,7 +242,7 @@ static int get_pxe_file(char *file_path, void *file_addr)
*
* Returns 1 on success or < 0 on error.
*/
static int get_pxelinux_path(char *file, void *pxefile_addr_r)
static int get_pxelinux_path(const char *file, void *pxefile_addr_r)
{
size_t base_len = strlen(PXELINUX_DIR);
char path[MAX_TFTP_PATH_LEN+1];
@ -382,7 +382,7 @@ do_pxe_get(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
*
* Returns 1 on success or < 0 on error.
*/
static int get_relfile_envaddr(char *file_path, char *envaddr_name)
static int get_relfile_envaddr(const char *file_path, const char *envaddr_name)
{
unsigned long file_addr;
char *envaddr;