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| author | Liu Yuan <namei.unix@gmail.com> | 2013-12-09 00:11:20 +0800 |
|---|---|---|
| committer | Kevin Wolf <kwolf@redhat.com> | 2013-12-13 14:49:50 +0100 |
| commit | a3120deee5fc1d702ba5da98fd9c845ad1c8f301 (patch) | |
| tree | 2920245681d7674ba597cc87f4c99463c54a1ec4 /block | |
| parent | 47acdd63a33a5966bf4fc94a6ac835d72a70c555 (diff) | |
| download | qemu-a3120deee5fc1d702ba5da98fd9c845ad1c8f301.zip qemu-a3120deee5fc1d702ba5da98fd9c845ad1c8f301.tar.gz qemu-a3120deee5fc1d702ba5da98fd9c845ad1c8f301.tar.bz2 | |
sheepdog: check if '-o redundancy' is passed from user
This fix a segfault (that is caused by b3af018f3) of following command:
$ qemu-img convert some_img sheepdog:some_img
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: Kevin Wolf <kwolf@redhat.com>
Diffstat (limited to 'block')
| -rw-r--r-- | block/sheepdog.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/block/sheepdog.c b/block/sheepdog.c index b4ae50f..d1c812d 100644 --- a/block/sheepdog.c +++ b/block/sheepdog.c @@ -1666,9 +1666,11 @@ static int sd_create(const char *filename, QEMUOptionParameter *options, goto out; } } else if (!strcmp(options->name, BLOCK_OPT_REDUNDANCY)) { - ret = parse_redundancy(s, options->value.s); - if (ret < 0) { - goto out; + if (options->value.s) { + ret = parse_redundancy(s, options->value.s); + if (ret < 0) { + goto out; + } } } options++; |