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block: Avoid memleak on qcow2 image info failure

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If we fail to get bitmap info, we must not leak the encryption info.

Fixes: b8968c875f
Fixes: Coverity CID 1421894
Signed-off-by: Eric Blake <eblake@redhat.com>
Message-Id: <20200320183620.1112123-1-eblake@redhat.com>
Reviewed-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Reviewed-by: Andrey Shinkevich <andrey.shinkevich@virtuozzo.com>
Tested-by: Andrey Shinkevich <andrey.shinkevich@virtuozzo.com>
Signed-off-by: Max Reitz <mreitz@redhat.com>
This commit is contained in:
Eric Blake 2020-03-20 13:36:20 -05:00 committed by Max Reitz
parent f1e748d279
commit 71eaec2e8c
1 changed files with 1 additions and 0 deletions
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block/qcow2.c
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@ -4811,6 +4811,7 @@ static ImageInfoSpecific *qcow2_get_specific_info(BlockDriverState *bs,
if (local_err) {
error_propagate(errp, local_err);
qapi_free_ImageInfoSpecific(spec_info);
qapi_free_QCryptoBlockInfo(encrypt_info);
return NULL;
}
*spec_info->u.qcow2.data = (ImageInfoSpecificQCow2){