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-rw-r--r--block.c13
1 files changed, 6 insertions, 7 deletions
diff --git a/block.c b/block.c
index 8eeb51930f..29869987a9 100644
--- a/block.c
+++ b/block.c
@@ -610,16 +610,11 @@ static int bdrv_open_common(BlockDriverState *bs, const char *filename,
int ret, open_flags;
assert(drv != NULL);
+ assert(bs->file == NULL);
trace_bdrv_open_common(bs, filename, flags, drv->format_name);
- bs->file = NULL;
- bs->total_sectors = 0;
- bs->encrypted = 0;
- bs->valid_key = 0;
- bs->sg = 0;
bs->open_flags = flags;
- bs->growable = 0;
bs->buffer_alignment = 512;
assert(bs->copy_on_read == 0); /* bdrv_new() and bdrv_close() make it so */
@@ -628,7 +623,6 @@ static int bdrv_open_common(BlockDriverState *bs, const char *filename,
}
pstrcpy(bs->filename, sizeof(bs->filename), filename);
- bs->backing_file[0] = '\0';
if (use_bdrv_whitelist && !bdrv_is_whitelisted(drv)) {
return -ENOTSUP;
@@ -878,6 +872,11 @@ void bdrv_close(BlockDriverState *bs)
bs->copy_on_read = 0;
bs->backing_file[0] = '\0';
bs->backing_format[0] = '\0';
+ bs->total_sectors = 0;
+ bs->encrypted = 0;
+ bs->valid_key = 0;
+ bs->sg = 0;
+ bs->growable = 0;
if (bs->file != NULL) {
bdrv_delete(bs->file);