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authorMax Reitz <mreitz@redhat.com>2013-12-20 19:28:08 +0100
committerKevin Wolf <kwolf@redhat.com>2014-01-22 12:07:17 +0100
commit72daa72eeecb6b2ee06ab7d836ac3aa01ad7e6df (patch)
treeae24ab91dca7ea4e294b7b36f4f3e6fdd4d63908 /block/qcow.c
parent89f2b21e36cce948c39fa7cf24226f6e5f042cc8 (diff)
downloadqemu-72daa72eeecb6b2ee06ab7d836ac3aa01ad7e6df.zip
block: Allow reference for bdrv_file_open()
Allow specifying a reference to an existing block device (by name) for bdrv_file_open() instead of a filename and/or options. Signed-off-by: Max Reitz <mreitz@redhat.com> Reviewed-by: Kevin Wolf <kwolf@redhat.com> Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Diffstat (limited to 'block/qcow.c')
-rw-r--r--block/qcow.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/block/qcow.c b/block/qcow.c
index c470e05f60..948b0c5601 100644
--- a/block/qcow.c
+++ b/block/qcow.c
@@ -691,7 +691,8 @@ static int qcow_create(const char *filename, QEMUOptionParameter *options,
return ret;
}
- ret = bdrv_file_open(&qcow_bs, filename, NULL, BDRV_O_RDWR, &local_err);
+ ret = bdrv_file_open(&qcow_bs, filename, NULL, NULL, BDRV_O_RDWR,
+ &local_err);
if (ret < 0) {
qerror_report_err(local_err);
error_free(local_err);