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path: root/drivers/mtd/ubi/wl.c
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Diffstat (limited to 'drivers/mtd/ubi/wl.c')
-rw-r--r--drivers/mtd/ubi/wl.c17
1 files changed, 8 insertions, 9 deletions
diff --git a/drivers/mtd/ubi/wl.c b/drivers/mtd/ubi/wl.c
index 600c7229d5cf..f64ddabd4ac8 100644
--- a/drivers/mtd/ubi/wl.c
+++ b/drivers/mtd/ubi/wl.c
@@ -464,7 +464,7 @@ retry:
ubi->peb_size - ubi->vid_hdr_aloffset);
if (err) {
ubi_err("new PEB %d does not contain all 0xFF bytes", e->pnum);
- return err > 0 ? -EINVAL : err;
+ return err;
}
return e->pnum;
@@ -513,7 +513,7 @@ static int sync_erase(struct ubi_device *ubi, struct ubi_wl_entry *e,
dbg_wl("erase PEB %d, old EC %llu", e->pnum, ec);
err = paranoid_check_ec(ubi, e->pnum, e->ec);
- if (err > 0)
+ if (err)
return -EINVAL;
ec_hdr = kzalloc(ubi->ec_hdr_alsize, GFP_NOFS);
@@ -1572,8 +1572,7 @@ void ubi_wl_close(struct ubi_device *ubi)
* @ec: the erase counter to check
*
* This function returns zero if the erase counter of physical eraseblock @pnum
- * is equivalent to @ec, %1 if not, and a negative error code if an error
- * occurred.
+ * is equivalent to @ec, and a negative error code if not or if an error occurred.
*/
static int paranoid_check_ec(struct ubi_device *ubi, int pnum, int ec)
{
@@ -1611,8 +1610,8 @@ out_free:
* @e: the wear-leveling entry to check
* @root: the root of the tree
*
- * This function returns zero if @e is in the @root RB-tree and %1 if it is
- * not.
+ * This function returns zero if @e is in the @root RB-tree and %-EINVAL if it
+ * is not.
*/
static int paranoid_check_in_wl_tree(struct ubi_wl_entry *e,
struct rb_root *root)
@@ -1623,7 +1622,7 @@ static int paranoid_check_in_wl_tree(struct ubi_wl_entry *e,
ubi_err("paranoid check failed for PEB %d, EC %d, RB-tree %p ",
e->pnum, e->ec, root);
ubi_dbg_dump_stack();
- return 1;
+ return -EINVAL;
}
/**
@@ -1632,7 +1631,7 @@ static int paranoid_check_in_wl_tree(struct ubi_wl_entry *e,
* @ubi: UBI device description object
* @e: the wear-leveling entry to check
*
- * This function returns zero if @e is in @ubi->pq and %1 if it is not.
+ * This function returns zero if @e is in @ubi->pq and %-EINVAL if it is not.
*/
static int paranoid_check_in_pq(struct ubi_device *ubi, struct ubi_wl_entry *e)
{
@@ -1647,6 +1646,6 @@ static int paranoid_check_in_pq(struct ubi_device *ubi, struct ubi_wl_entry *e)
ubi_err("paranoid check failed for PEB %d, EC %d, Protect queue",
e->pnum, e->ec);
ubi_dbg_dump_stack();
- return 1;
+ return -EINVAL;
}
#endif /* CONFIG_MTD_UBI_DEBUG_PARANOID */