cmd: ubi: allow '-' to specify maximum volume size

Currently maximum volume size can be specified only if no other
arguments are used. Use '-' placeholder as volume size to allow
maximum volume size to be specified together with volume id and
type.

Signed-off-by: Ladislav Michl <ladis@linux-mips.org>

diff --git a/cmd/ubi.c b/cmd/ubi.c
index 7d0d7e7..efc43ff 100644 (file)
--- a/cmd/ubi.c
+++ b/cmd/ubi.c
@@ -600,7 +600,8 @@ static int do_ubi(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
                }
                /* E.g., create volume size */
                if (argc == 4) {
-                       size = simple_strtoull(argv[3], NULL, 16);
+                       if (argv[3][0] != '-')
+                               size = simple_strtoull(argv[3], NULL, 16);
                        argc--;
                }
                /* Use maximum available size */
@@ -691,8 +692,9 @@ U_BOOT_CMD(
                " - Display volume and ubi layout information\n"
        "ubi check volumename"
                " - check if volumename exists\n"
-       "ubi create[vol] volume [size] [type] [id]"
-               " - create volume name with size\n"
+       "ubi create[vol] volume [size] [type] [id]\n"
+               " - create volume name with size ('-' for maximum"
+               " available size)\n"
        "ubi write[vol] address volume size"
                " - Write volume from address with size\n"
        "ubi write.part address volume size [fullsize]\n"