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| author | Daniel P. Berrange <berrange@redhat.com> | 2017-07-14 11:31:05 +0100 |
|---|---|---|
| committer | Max Reitz <mreitz@redhat.com> | 2017-07-25 16:33:31 +0200 |
| commit | 0696ae2c9236a3589f5eaf5b00c12868b6f30a17 (patch) | |
| tree | 57aca1a5923eb3dc971fe1d51049f7cdd4bef5a1 /block/qcow.c | |
| parent | 4c4414a4388f902b7ae2814f9a64898dd0e426a5 (diff) | |
| download | qemu-0696ae2c9236a3589f5eaf5b00c12868b6f30a17.tar.gz | |
qcow: fix memory leaks related to encryption
Fix leak of the 'encryptopts' string, which was mistakenly
declared const.
Fix leak of QemuOpts entry which should not have been deleted
from the opts array.
Reported by: coverity
Signed-off-by: Daniel P. Berrange <berrange@redhat.com>
Message-id: 20170714103105.5781-1-berrange@redhat.com
Reviewed-by: Eric Blake <eblake@redhat.com>
Signed-off-by: Max Reitz <mreitz@redhat.com>
Diffstat (limited to 'block/qcow.c')
| -rw-r--r-- | block/qcow.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/block/qcow.c b/block/qcow.c index 66827d6f24..c08cdc4a7b 100644 --- a/block/qcow.c +++ b/block/qcow.c @@ -768,7 +768,7 @@ static int qcow_create(const char *filename, QemuOpts *opts, Error **errp) Error *local_err = NULL; int ret; BlockBackend *qcow_blk; - const char *encryptfmt = NULL; + char *encryptfmt = NULL; QDict *options; QDict *encryptopts = NULL; QCryptoBlockCreateOptions *crypto_opts = NULL; @@ -793,7 +793,7 @@ static int qcow_create(const char *filename, QemuOpts *opts, Error **errp) goto cleanup; } } else if (qemu_opt_get_bool_del(opts, BLOCK_OPT_ENCRYPT, false)) { - encryptfmt = "aes"; + encryptfmt = g_strdup("aes"); } ret = bdrv_create_file(filename, opts, &local_err); @@ -908,6 +908,7 @@ exit: blk_unref(qcow_blk); cleanup: QDECREF(encryptopts); + g_free(encryptfmt); qcrypto_block_free(crypto); qapi_free_QCryptoBlockCreateOptions(crypto_opts); g_free(backing_file); |