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| author | Max Reitz <mreitz@redhat.com> | 2015-02-05 13:58:12 -0500 |
|---|---|---|
| committer | Stefan Hajnoczi <stefanha@redhat.com> | 2015-02-16 15:07:18 +0000 |
| commit | b65a5e12a4136b20f9d06675d597b52d64ac903c (patch) | |
| tree | 1862586786ade94a6852bdd63ea1cfbb8d164037 /block/sheepdog.c | |
| parent | ca49a4fdb39d7b00b20e8500cba11aedc87755bd (diff) | |
| download | qemu-b65a5e12a4136b20f9d06675d597b52d64ac903c.tar.gz | |
block: Add Error parameter to bdrv_find_protocol()
The argument given to bdrv_find_protocol() is just a file name, which
makes it difficult for the caller to reconstruct what protocol
bdrv_find_protocol() was hoping to find. This patch adds an Error
parameter to that function to solve this issue.
Suggested-by: Eric Blake <eblake@redhat.com>
Signed-off-by: Max Reitz <mreitz@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Message-id: 1423162705-32065-4-git-send-email-mreitz@redhat.com
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Diffstat (limited to 'block/sheepdog.c')
| -rw-r--r-- | block/sheepdog.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/block/sheepdog.c b/block/sheepdog.c index be3176fcb4..e9b0ca1487 100644 --- a/block/sheepdog.c +++ b/block/sheepdog.c @@ -1730,7 +1730,7 @@ static int sd_create(const char *filename, QemuOpts *opts, BlockDriver *drv; /* Currently, only Sheepdog backing image is supported. */ - drv = bdrv_find_protocol(backing_file, true); + drv = bdrv_find_protocol(backing_file, true, NULL); if (!drv || strcmp(drv->protocol_name, "sheepdog") != 0) { error_setg(errp, "backing_file must be a sheepdog image"); ret = -EINVAL; |