diff options
| author | Christopher Cordahi <christophercordahi@nanometrics.ca> | 2012-12-17 01:59:30 +0100 |
|---|---|---|
| committer | Artem Bityutskiy <artem.bityutskiy@linux.intel.com> | 2013-02-04 08:26:28 +0100 |
| commit | ebf4f0707df410a7666ec409ee68dc068db56e97 (patch) | |
| tree | 88ae2ac1af8fab58c2764f49fba1a2dd4ab5e4d5 | |
| parent | mtd: cmdlinepart: fix skipping zero sized partition (diff) | |
| download | linux-ebf4f0707df410a7666ec409ee68dc068db56e97.tar.xz linux-ebf4f0707df410a7666ec409ee68dc068db56e97.zip | |
mtd: cmdlinepart: skip partitions truncated to zero
Perform flash size truncation before skipping zero sized partition
so that if the result is a zero sized, it will be skipped like the
others.
Signed-off-by: Christopher Cordahi <christophercordahi@nanometrics.ca>
Acked-by: Shmulik Ladkani <shmulik.ladkani@gmail.com>
Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com>
| -rw-r--r-- | drivers/mtd/cmdlinepart.c | 17 |
1 files changed, 8 insertions, 9 deletions
diff --git a/drivers/mtd/cmdlinepart.c b/drivers/mtd/cmdlinepart.c index c1efb4c1d3d2..525c5795d4f5 100644 --- a/drivers/mtd/cmdlinepart.c +++ b/drivers/mtd/cmdlinepart.c @@ -330,6 +330,14 @@ static int parse_cmdline_partitions(struct mtd_info *master, if (part->parts[i].size == SIZE_REMAINING) part->parts[i].size = master->size - offset; + if (offset + part->parts[i].size > master->size) { + printk(KERN_WARNING ERRP + "%s: partitioning exceeds flash size, truncating\n", + part->mtd_id); + part->parts[i].size = master->size - offset; + } + offset += part->parts[i].size; + if (part->parts[i].size == 0) { printk(KERN_WARNING ERRP "%s: skipping zero sized partition\n", @@ -338,16 +346,7 @@ static int parse_cmdline_partitions(struct mtd_info *master, memmove(&part->parts[i], &part->parts[i + 1], sizeof(*part->parts) * (part->num_parts - i)); i--; - continue; } - - if (offset + part->parts[i].size > master->size) { - printk(KERN_WARNING ERRP - "%s: partitioning exceeds flash size, truncating\n", - part->mtd_id); - part->parts[i].size = master->size - offset; - } - offset += part->parts[i].size; } *pparts = kmemdup(part->parts, sizeof(*part->parts) * part->num_parts, |