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UBI: fix autoresize handling in R/O mode
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> Cc: stable@vger.kernel.org Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com>
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@ -799,6 +799,11 @@ static int autoresize(struct ubi_device *ubi, int vol_id)
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struct ubi_volume *vol = ubi->volumes[vol_id];
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int err, old_reserved_pebs = vol->reserved_pebs;
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if (ubi->ro_mode) {
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ubi_warn("skip auto-resize because of R/O mode");
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return 0;
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}
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/*
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* Clear the auto-resize flag in the volume in-memory copy of the
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* volume table, and 'ubi_resize_volume()' will propagate this change
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