[PATCH fstools] libfstools: partname: drop parent_dev

[谢致邦 (XIE Zhibang)]

Using parent_dev will cause use_f2fs() to make wrong detection.

Signed-off-by: 谢致邦 (XIE Zhibang) <Yeking at Red54.com>
---
 libfstools/partname.c | 15 +--------------
 1 file changed, 1 insertion(+), 14 deletions(-)

diff --git a/libfstools/partname.c b/libfstools/partname.c
index 9f2347a..a950efe 100644
--- a/libfstools/partname.c
+++ b/libfstools/partname.c
@@ -15,11 +15,6 @@ struct partname_volume {
 		char devpathstr[16];
 		struct devpath devpath;
 	} dev;
-
-	union {
-		char devpathstr[16];
-		struct devpath devpath;
-	} parent_dev;
 };
 
 static struct driver partname_driver;
@@ -56,7 +51,7 @@ static int partname_volume_init(struct volume *v)
 	v->size = volsize << 9; /* size is returned in sectors of 512 bytes */
 	v->blk = p->dev.devpathstr;
 
-	return block_volume_format(v, 0, p->parent_dev.devpathstr);
+	return block_volume_format(v, 0, p->dev.devpathstr);
 }
 
 /* adapted from procd/utils.c -> should go to libubox */
@@ -182,14 +177,6 @@ static struct volume *partname_volume_find(char *name)
 	strncpy(p->dev.devpath.device, devname, sizeof(p->dev.devpath.device) - 1);
 	p->dev.devpath.device[sizeof(p->dev.devpath.device)-1] = '\0';
 
-	memcpy(p->parent_dev.devpath.prefix, "/dev/", sizeof(p->parent_dev.devpath.prefix));
-	if (rootdev)
-		strncpy(p->parent_dev.devpath.device, rootdev, sizeof(p->parent_dev.devpath.device) - 1);
-	else
-		strncpy(p->parent_dev.devpath.device, rootdevname(devname), sizeof(p->parent_dev.devpath.device) - 1);
-
-	p->parent_dev.devpath.device[sizeof(p->parent_dev.devpath.device)-1] = '\0';
-
 	p->v.drv = &partname_driver;
 	p->v.blk = p->dev.devpathstr;
 	p->v.name = name;
-- 
2.44.0