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| author | Liu Yuan <namei.unix@gmail.com> | 2014-06-17 13:45:35 +0800 |
|---|---|---|
| committer | Stefan Hajnoczi <stefanha@redhat.com> | 2014-06-23 16:36:13 +0800 |
| commit | 5d5da114b39d3cf187a69dcf5eaca7eaf886c041 (patch) | |
| tree | db1bbbaccf4bc99dc373920c9fd409155fa9f5f1 /block/sheepdog.c | |
| parent | 435db4cf29b88b6612e30acda01cd18788dff458 (diff) | |
| download | qemu-5d5da114b39d3cf187a69dcf5eaca7eaf886c041.tar.gz qemu-5d5da114b39d3cf187a69dcf5eaca7eaf886c041.tar.bz2 qemu-5d5da114b39d3cf187a69dcf5eaca7eaf886c041.zip | |
sheepdog: fix NULL dereference in sd_create
Following command
qemu-img create -f qcow2 sheepdog:test 20g
will cause core dump because aio_context is NULL in sd_create. We should
initialize it by qemu_get_aio_context() to avoid NULL dereference.
Cc: qemu-devel@nongnu.org
Cc: Kevin Wolf <kwolf@redhat.com>
Cc: Stefan Hajnoczi <stefanha@redhat.com>
Signed-off-by: Liu Yuan <namei.unix@gmail.com>
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Diffstat (limited to 'block/sheepdog.c')
| -rw-r--r-- | block/sheepdog.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/block/sheepdog.c b/block/sheepdog.c index 2dcc5959f4..8d9350c26d 100644 --- a/block/sheepdog.c +++ b/block/sheepdog.c @@ -1756,6 +1756,7 @@ static int sd_create(const char *filename, QemuOpts *opts, bdrv_unref(bs); } + s->aio_context = qemu_get_aio_context(); ret = do_sd_create(s, &vid, 0, errp); if (ret) { goto out; |