From: Max Reitz <mreitz@redhat.com>
To: qemu-block@nongnu.org
Cc: Kevin Wolf <kwolf@redhat.com>,
Peter Maydell <peter.maydell@linaro.org>,
qemu-devel@nongnu.org, Max Reitz <mreitz@redhat.com>
Subject: [PULL 1/6] block: Avoid memleak on qcow2 image info failure
Date: Tue, 24 Mar 2020 13:20:39 +0100 [thread overview]
Message-ID: <20200324122044.1131326-2-mreitz@redhat.com> (raw)
In-Reply-To: <20200324122044.1131326-1-mreitz@redhat.com>
From: Eric Blake <eblake@redhat.com>
If we fail to get bitmap info, we must not leak the encryption info.
Fixes: b8968c875f403
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>
---
block/qcow2.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/block/qcow2.c b/block/qcow2.c
index d44b45633d..e08917ed84 100644
--- a/block/qcow2.c
+++ b/block/qcow2.c
@@ -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){
--
2.25.1
next prev parent reply other threads:[~2020-03-24 12:22 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-03-24 12:20 [PULL 0/6] Block patches for 5.0-rc0 Max Reitz
2020-03-24 12:20 ` Max Reitz [this message]
2020-03-24 12:20 ` [PULL 2/6] block: Assert BlockDriver::format_name is not NULL Max Reitz
2020-03-24 12:20 ` [PULL 3/6] block: bdrv_set_backing_bs: fix use-after-free Max Reitz
2020-03-24 12:20 ` [PULL 4/6] block/qcow2: zero data_file child after free Max Reitz
2020-03-24 12:20 ` [PULL 5/6] iotests: Fix cleanup path in some tests Max Reitz
2020-03-24 12:20 ` [PULL 6/6] iotests/026: Move v3-exclusive test to new file Max Reitz
2020-03-24 14:52 ` [PULL 0/6] Block patches for 5.0-rc0 Peter Maydell
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