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tcrypt: fix potential memory leak on error path

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This commit is contained in:
Ondrej Kozina
2015-10-29 10:31:46 +01:00
committed by Milan Broz
parent 4609fd87d7
commit d260be02d4
1 changed files with 6 additions and 2 deletions
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8
lib/tcrypt/tcrypt.c
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@@ -757,14 +757,18 @@ int TCRYPT_activate(struct crypt_device *cd,
r = device_block_adjust(cd, dmd.data_device, device_check,
dmd.u.crypt.offset, &dmd.size, &dmd.flags);
if (r)
if (r) {
device_free(part_device);
return r;
}
/* Frome here, key size for every cipher must be the same */
dmd.u.crypt.vk = crypt_alloc_volume_key(algs->cipher[0].key_size +
algs->cipher[0].key_extra_size, NULL);
if (!dmd.u.crypt.vk)
if (!dmd.u.crypt.vk) {
device_free(part_device);
return -ENOMEM;
}
for (i = algs->chain_count; i > 0; i--) {
if (i == 1) {