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Minor code cleanup.

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This commit is contained in:
Ondrej Kozina
2020-02-14 12:46:01 +01:00
committed by Milan Broz
parent f18cd7ae81
commit 3e7dedaf99
1 changed files with 8 additions and 9 deletions
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17
lib/luks2/luks2_json_metadata.c
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@@ -970,13 +970,16 @@ int LUKS2_hdr_read(struct crypt_device *cd, struct luks2_hdr *hdr, int repair)
return r;
}
int LUKS2_hdr_write_force(struct crypt_device *cd, struct luks2_hdr *hdr)
static int hdr_cleanup_and_validate(struct crypt_device *cd, struct luks2_hdr *hdr)
{
/* NOTE: is called before LUKS2 validation routines */
/* erase unused digests (no assigned keyslot or segment) */
LUKS2_digests_erase_unused(cd, hdr);
if (LUKS2_hdr_validate(cd, hdr->jobj, hdr->hdr_size - LUKS2_HDR_BIN_LEN))
return LUKS2_hdr_validate(cd, hdr->jobj, hdr->hdr_size - LUKS2_HDR_BIN_LEN);
}
int LUKS2_hdr_write_force(struct crypt_device *cd, struct luks2_hdr *hdr)
{
if (hdr_cleanup_and_validate(cd, hdr))
return -EINVAL;
return LUKS2_disk_hdr_write(cd, hdr, crypt_metadata_device(cd), false);
@@ -984,11 +987,7 @@ int LUKS2_hdr_write_force(struct crypt_device *cd, struct luks2_hdr *hdr)
int LUKS2_hdr_write(struct crypt_device *cd, struct luks2_hdr *hdr)
{
/* NOTE: is called before LUKS2 validation routines */
/* erase unused digests (no assigned keyslot or segment) */
LUKS2_digests_erase_unused(cd, hdr);
if (LUKS2_hdr_validate(cd, hdr->jobj, hdr->hdr_size - LUKS2_HDR_BIN_LEN))
if (hdr_cleanup_and_validate(cd, hdr))
return -EINVAL;
return LUKS2_disk_hdr_write(cd, hdr, crypt_metadata_device(cd), true);