cmd: fdt: Narrow the check for fdt addr

The current code only checks if the fdt subcommand is fdt addr by checking
whether it starts with 'a'.

Since this is a pretty widely used letter, narrow down that check a bit.

Acked-by: Simon Glass <sjg@chromium.org>
Acked-by: Pantelis Antoniou <pantelis.antoniou@konsulko.com>
Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>

diff --git a/cmd/fdt.c b/cmd/fdt.c
index 898217f..0f5923e 100644 (file)
--- a/cmd/fdt.c
+++ b/cmd/fdt.c
@@ -87,7 +87,7 @@ static int do_fdt(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
        /*
         * Set the address of the fdt
         */
-       if (argv[1][0] == 'a') {
+       if (strncmp(argv[1], "ad", 2) == 0) {
                unsigned long addr;
                int control = 0;
                struct fdt_header *blob;