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[PATCH] mtd/redboot: Handle holes in fis table

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Redboot simply sets the first character of a fis entry to 0xff on "fis
delete".  The kernel redboot parser stops parsing on such an entry, and
without this patch any entries after a deleted image would not be detected.

Signed-off-by: Peter Korsgaard <jacmet@sunsite.dk>
Cc: Thomas Gleixner <tglx@linutronix.de>
Acked-by: David Woodhouse <dwmw2@infradead.org>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
Peter Korsgaard 2006-03-31 02:29:52 -08:00 committed by Linus Torvalds
parent a63ec1b7b7
commit 84e699e6ec
1 changed files with 1 additions and 5 deletions
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6
drivers/mtd/redboot.c
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@ -85,10 +85,6 @@ static int parse_redboot_partitions(struct mtd_info *master,
numslots = (master->erasesize / sizeof(struct fis_image_desc)); numslots = (master->erasesize / sizeof(struct fis_image_desc));
for (i = 0; i < numslots; i++) { for (i = 0; i < numslots; i++) {
if (buf[i].name[0] == 0xff) {
i = numslots;
break;
}
if (!memcmp(buf[i].name, "FIS directory", 14)) { if (!memcmp(buf[i].name, "FIS directory", 14)) {
/* This is apparently the FIS directory entry for the /* This is apparently the FIS directory entry for the
* FIS directory itself. The FIS directory size is * FIS directory itself. The FIS directory size is
@ -128,7 +124,7 @@ static int parse_redboot_partitions(struct mtd_info *master,
struct fis_list *new_fl, **prev; struct fis_list *new_fl, **prev;
if (buf[i].name[0] == 0xff) if (buf[i].name[0] == 0xff)
break; continue;
if (!redboot_checksum(&buf[i])) if (!redboot_checksum(&buf[i]))
break; break;