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Subject[PATCH 3/6] UBI: Fastmap: Notify user in case of an ubi_update_fastmap() failure
Date
If ubi_update_fastmap() fails notify the user.
This is not a hard error as ubi_update_fastmap() makes sure that upon failure
the current on-flash fastmap will no be used upon next UBI attach.

Signed-off-by: Richard Weinberger <richard@nod.at>
---
drivers/mtd/ubi/wl.c | 6 +++++-
1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/drivers/mtd/ubi/wl.c b/drivers/mtd/ubi/wl.c
index 523d8a4..7821342 100644
--- a/drivers/mtd/ubi/wl.c
+++ b/drivers/mtd/ubi/wl.c
@@ -657,7 +657,11 @@ again:
* refill the WL pool synchronous. */
if (pool->used == pool->size || wl_pool->used == wl_pool->size) {
spin_unlock(&ubi->wl_lock);
- ubi_update_fastmap(ubi);
+ ret = ubi_update_fastmap(ubi);
+ if (ret) {
+ ubi_msg(ubi, "Unable to write a new fastmap: %i", ret);
+ return -ENOSPC;
+ }
spin_lock(&ubi->wl_lock);
}

--
1.8.4.5


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