diff options
| -rw-r--r-- | drivers/block/rbd.c | 19 |
1 files changed, 8 insertions, 11 deletions
diff --git a/drivers/block/rbd.c b/drivers/block/rbd.c index 128978c6a4e0..a002984891d7 100644 --- a/drivers/block/rbd.c +++ b/drivers/block/rbd.c @@ -147,7 +147,6 @@ struct rbd_spec { char *image_id; size_t image_id_len; char *image_name; - size_t image_name_len; u64 snap_id; char *snap_name; @@ -2563,15 +2562,15 @@ static char *rbd_dev_image_name(struct rbd_device *rbd_dev) rbd_assert(!rbd_dev->spec->image_name); - image_id_size = sizeof (__le32) + rbd_dev->spec->image_id_len; + len = strlen(rbd_dev->spec->image_id); + image_id_size = sizeof (__le32) + len; image_id = kmalloc(image_id_size, GFP_KERNEL); if (!image_id) return NULL; p = image_id; end = (char *) image_id + image_id_size; - ceph_encode_string(&p, end, rbd_dev->spec->image_id, - (u32) rbd_dev->spec->image_id_len); + ceph_encode_string(&p, end, rbd_dev->spec->image_id, (u32) len); size = sizeof (__le32) + RBD_IMAGE_NAME_LEN_MAX; reply_buf = kmalloc(size, GFP_KERNEL); @@ -2631,14 +2630,12 @@ static int rbd_dev_probe_update_spec(struct rbd_device *rbd_dev) /* Fetch the image name; tolerate failure here */ name = rbd_dev_image_name(rbd_dev); - if (name) { - rbd_dev->spec->image_name_len = strlen(name); + if (name) rbd_dev->spec->image_name = (char *) name; - } else { + else pr_warning(RBD_DRV_NAME "%d " "unable to get image name for image id %s\n", rbd_dev->major, rbd_dev->spec->image_id); - } /* Look up the snapshot name. */ @@ -3252,7 +3249,7 @@ static int rbd_add_parse_args(const char *buf, if (!*spec->pool_name) goto out_err; /* Missing pool name */ - spec->image_name = dup_token(&buf, &spec->image_name_len); + spec->image_name = dup_token(&buf, NULL); if (!spec->image_name) goto out_mem; if (!*spec->image_name) @@ -3342,7 +3339,7 @@ static int rbd_dev_image_id(struct rbd_device *rbd_dev) * First, see if the format 2 image id file exists, and if * so, get the image's persistent id from it. */ - size = sizeof (RBD_ID_PREFIX) + rbd_dev->spec->image_name_len; + size = sizeof (RBD_ID_PREFIX) + strlen(rbd_dev->spec->image_name); object_name = kmalloc(size, GFP_NOIO); if (!object_name) return -ENOMEM; @@ -3400,7 +3397,7 @@ static int rbd_dev_v1_probe(struct rbd_device *rbd_dev) /* Record the header object name for this rbd image. */ - size = rbd_dev->spec->image_name_len + sizeof (RBD_SUFFIX); + size = strlen(rbd_dev->spec->image_name) + sizeof (RBD_SUFFIX); rbd_dev->header_name = kmalloc(size, GFP_KERNEL); if (!rbd_dev->header_name) { ret = -ENOMEM; |