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Add check to LUKS1 convert for segments count.

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This commit is contained in:
Milan Broz
2022-06-23 07:24:03 +02:00
parent 1c1df24258
commit f642417ed7
1 changed files with 5 additions and 0 deletions
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5
lib/luks2/luks2_luks1_convert.c
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@@ -752,6 +752,11 @@ int LUKS2_luks2_to_luks1(struct crypt_device *cd, struct luks2_hdr *hdr2, struct
return -EINVAL;
}
if (json_segments_count(LUKS2_get_segments_jobj(hdr2)) != 1) {
log_err(cd, _("Cannot convert to LUKS1 format - device uses more segments."));
return -EINVAL;
}
r = LUKS2_tokens_count(hdr2);
if (r < 0)
return r;