From: Artem Bityutskiy Date: Sat, 18 Aug 2012 12:11:42 +0000 (+0200) Subject: UBI: fix autoresize handling in R/O mode X-Git-Tag: v3.2.32~132 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=aa85d9855447adcbc162705e922654ff4df96467;p=profile%2Fivi%2Fkernel-adaptation-intel-automotive.git UBI: fix autoresize handling in R/O mode commit abb3e01103eb4e2ea5c15e6fedbc74e08bd4cc2b upstream. Currently UBI fails in autoresize when it is in R/O mode (e.g., because the underlying MTD device is R/O). This patch fixes the issue - we just skip autoresize and print a warning. Reported-by: Pali Rohár Signed-off-by: Artem Bityutskiy Signed-off-by: Ben Hutchings --- diff --git a/drivers/mtd/ubi/build.c b/drivers/mtd/ubi/build.c index 6c3fb5a..1f9c363 100644 --- a/drivers/mtd/ubi/build.c +++ b/drivers/mtd/ubi/build.c @@ -816,6 +816,11 @@ static int autoresize(struct ubi_device *ubi, int vol_id) struct ubi_volume *vol = ubi->volumes[vol_id]; int err, old_reserved_pebs = vol->reserved_pebs; + if (ubi->ro_mode) { + ubi_warn("skip auto-resize because of R/O mode"); + return 0; + } + /* * Clear the auto-resize flag in the volume in-memory copy of the * volume table, and 'ubi_resize_volume()' will propagate this change