From ca95c9df0280f40e8e4befadbaae21fa67d92331 Mon Sep 17 00:00:00 2001 From: Detlev Zundel Date: Mon, 13 Jul 2009 16:01:18 +0200 Subject: [PATCH] Add error checking for unsupported OS types. Signed-off-by: Detlev Zundel --- common/cmd_bootm.c | 15 +++++++++++++-- 1 file changed, 13 insertions(+), 2 deletions(-) diff --git a/common/cmd_bootm.c b/common/cmd_bootm.c index 5d5dd338e3..6b53807fbd 100644 --- a/common/cmd_bootm.c +++ b/common/cmd_bootm.c @@ -1,5 +1,5 @@ /* - * (C) Copyright 2000-2006 + * (C) Copyright 2000-2009 * Wolfgang Denk, DENX Software Engineering, wd@denx.de. * * See file CREDITS for list of people who contributed to this @@ -548,7 +548,8 @@ int do_bootm (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) if (!relocated) { int i; for (i = 0; i < ARRAY_SIZE(boot_os); i++) - boot_os[i] += gd->reloc_off; + if (boot_os[i] != NULL) + boot_os[i] += gd->reloc_off; relocated = 1; } @@ -636,6 +637,16 @@ int do_bootm (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) #endif boot_fn = boot_os[images.os.os]; + + if (boot_fn == NULL) { + if (iflag) + enable_interrupts(); + printf ("ERROR: booting os '%s' (%d) is not supported\n", + genimg_get_os_name(images.os.os), images.os.os); + show_boot_progress (-8); + return 1; + } + boot_fn(0, argc, argv, &images); show_boot_progress (-9); -- 2.25.1