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Prevent crash if random/invalid ramdisks are passed to bootm

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Adds returning an error from the ramdisk detection code if
its not a real ramdisk (invalid).  There is no reason we can't
just return back to the console if we detect an invalid
ramdisk or CRC error.

Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
This commit is contained in:
Kumar Gala 2008-08-29 19:08:29 -05:00 committed by Wolfgang Denk
parent 8e02494e8f
commit ea86b9e64b
2 changed files with 3 additions and 2 deletions
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2
common/cmd_bootm.c
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@ -246,7 +246,7 @@ static int bootm_start(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
ret = boot_get_ramdisk (argc, argv, &images, IH_INITRD_ARCH,
&images.rd_start, &images.rd_end);
if (ret) {
puts ("Ramdisk image is corrupt\n");
puts ("Ramdisk image is corrupt or invalid\n");
return 1;
}

3
common/image.c
View file

@ -749,7 +749,7 @@ int genimg_has_config (bootm_headers_t *images)
* rd_start and rd_end are set to ramdisk start/end addresses if
* ramdisk image is found and valid
*
* 1, if ramdisk image is found but corrupted
* 1, if ramdisk image is found but corrupted, or invalid
* rd_start and rd_end are set to 0 if no ramdisk exists
*/
int boot_get_ramdisk (int argc, char *argv[], bootm_headers_t *images,
@ -936,6 +936,7 @@ int boot_get_ramdisk (int argc, char *argv[], bootm_headers_t *images,
default:
puts ("Wrong Ramdisk Image Format\n");
rd_data = rd_len = rd_load = 0;
return 1;
}
#if defined(CONFIG_B2) || defined(CONFIG_EVB4510) || defined(CONFIG_ARMADILLO)