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| author | Artem Bityutskiy <artem.bityutskiy@linux.intel.com> | 2012-08-18 14:11:42 +0200 |
|---|---|---|
| committer | Ben Hutchings <ben@decadent.org.uk> | 2012-10-17 03:48:18 +0100 |
| commit | aa85d9855447adcbc162705e922654ff4df96467 (patch) | |
| tree | 602bde2d037e6a8bb02997c3b8a1a39f5c4b2bea /drivers/mtd | |
| parent | f11829e7da3cd59400fe60287a3c3a11a6ddb2ac (diff) | |
| download | kernel_samsung_smdk4412-aa85d9855447adcbc162705e922654ff4df96467.zip kernel_samsung_smdk4412-aa85d9855447adcbc162705e922654ff4df96467.tar.gz kernel_samsung_smdk4412-aa85d9855447adcbc162705e922654ff4df96467.tar.bz2 | |
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 <pali.rohar@gmail.com>
Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com>
Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
Diffstat (limited to 'drivers/mtd')
| -rw-r--r-- | drivers/mtd/ubi/build.c | 5 |
1 files changed, 5 insertions, 0 deletions
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 |