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-rw-r--r--block.c16
1 files changed, 11 insertions, 5 deletions
diff --git a/block.c b/block.c
index 86a32e7192..8abbbefbd5 100644
--- a/block.c
+++ b/block.c
@@ -960,9 +960,9 @@ free_and_fail:
* after the call (even on failure), so if the caller intends to reuse the
* dictionary, it needs to use QINCREF() before calling bdrv_file_open.
*/
-int bdrv_file_open(BlockDriverState **pbs, const char *filename,
- const char *reference, QDict *options, int flags,
- Error **errp)
+static int bdrv_file_open(BlockDriverState **pbs, const char *filename,
+ const char *reference, QDict *options, int flags,
+ Error **errp)
{
BlockDriverState *bs = NULL;
BlockDriver *drv;
@@ -1208,8 +1208,8 @@ int bdrv_open_image(BlockDriverState **pbs, const char *filename,
ret = bdrv_open(pbs, filename, NULL, image_options, flags, NULL, errp);
} else {
- ret = bdrv_file_open(pbs, filename, reference, image_options, flags,
- errp);
+ ret = bdrv_open(pbs, filename, reference, image_options,
+ flags | BDRV_O_PROTOCOL, NULL, errp);
}
done:
@@ -1245,6 +1245,12 @@ int bdrv_open(BlockDriverState **pbs, const char *filename,
assert(pbs);
+ if (flags & BDRV_O_PROTOCOL) {
+ assert(!drv);
+ return bdrv_file_open(pbs, filename, reference, options,
+ flags & ~BDRV_O_PROTOCOL, errp);
+ }
+
if (reference) {
bool options_non_empty = options ? qdict_size(options) : false;
QDECREF(options);