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authorRichard Weinberger <richard@nod.at>2016-06-14 10:12:13 +0200
committerRichard Weinberger <richard@nod.at>2016-07-29 23:32:39 +0200
commit243a4f8126fcf7facb04b324dbb7c85d10b11ce9 (patch)
tree83fd8f073260618a6a46ceb8e94ee7262bbcf430 /drivers/mtd/ubi/attach.c
parentubi: Fix scan_fast() comment (diff)
downloadlinux-243a4f8126fcf7facb04b324dbb7c85d10b11ce9.tar.xz
linux-243a4f8126fcf7facb04b324dbb7c85d10b11ce9.zip
ubi: Introduce vol_ignored()
This makes the logic more easy to follow. Signed-off-by: Richard Weinberger <richard@nod.at>
Diffstat (limited to 'drivers/mtd/ubi/attach.c')
-rw-r--r--drivers/mtd/ubi/attach.c24
1 files changed, 18 insertions, 6 deletions
diff --git a/drivers/mtd/ubi/attach.c b/drivers/mtd/ubi/attach.c
index cc04ca89d899..6e5fb1decb4e 100644
--- a/drivers/mtd/ubi/attach.c
+++ b/drivers/mtd/ubi/attach.c
@@ -803,6 +803,20 @@ out_unlock:
return err;
}
+static bool vol_ignored(int vol_id)
+{
+ switch (vol_id) {
+ case UBI_LAYOUT_VOLUME_ID:
+ return true;
+ }
+
+#ifdef CONFIG_MTD_UBI_FASTMAP
+ return ubi_is_fm_vol(vol_id);
+#else
+ return false;
+#endif
+}
+
/**
* scan_peb - scan and process UBI headers of a PEB.
* @ubi: UBI device description object
@@ -995,17 +1009,15 @@ static int scan_peb(struct ubi_device *ubi, struct ubi_attach_info *ai,
*vid = vol_id;
if (sqnum)
*sqnum = be64_to_cpu(vidh->sqnum);
- if (vol_id > UBI_MAX_VOLUMES && vol_id != UBI_LAYOUT_VOLUME_ID) {
+ if (vol_id > UBI_MAX_VOLUMES && !vol_ignored(vol_id)) {
int lnum = be32_to_cpu(vidh->lnum);
/* Unsupported internal volume */
switch (vidh->compat) {
case UBI_COMPAT_DELETE:
- if (vol_id != UBI_FM_SB_VOLUME_ID
- && vol_id != UBI_FM_DATA_VOLUME_ID) {
- ubi_msg(ubi, "\"delete\" compatible internal volume %d:%d found, will remove it",
- vol_id, lnum);
- }
+ ubi_msg(ubi, "\"delete\" compatible internal volume %d:%d found, will remove it",
+ vol_id, lnum);
+
err = add_to_list(ai, pnum, vol_id, lnum,
ec, 1, &ai->erase);
if (err)