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bitlk: Set sector size to 512 when unknown/zero

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Fixes: #584
This commit is contained in:
Vojtech Trefny
2020-08-20 12:08:06 +02:00
parent 8e6b8cd6e6
commit 32d4f243e6
1 changed files with 5 additions and 0 deletions
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5
lib/bitlk/bitlk.c
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@@ -506,6 +506,11 @@ int BITLK_read_sb(struct crypt_device *cd, struct bitlk_metadata *params)
}
params->sector_size = le16_to_cpu(sig.sector_size);
if (params->sector_size == 0) {
log_dbg(cd, "Got sector size 0, assuming 512.");
params->sector_size = SECTOR_SIZE;
}
if (!(params->sector_size == 512 || params->sector_size == 4096)) {
log_err(cd, _("Unsupported sector size %" PRIu16 "."), params->sector_size);
r = -EINVAL;