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authorTejun Heo <tj@kernel.org>2011-05-02 14:16:37 +0200
committerTejun Heo <tj@kernel.org>2011-05-02 14:16:47 +0200
commitba67cf5cf2ce10ad86a212b70f8c7c75d93a5016 (patch)
tree70242f5927c6d6454bd352ff78f956cfc5238f59 /drivers/mtd/ubi/io.c
parentaff364860aa105b2deacc6f21ec8ef524460e3fc (diff)
parent2be19102b71c1a45d37fec50303791daa1a06869 (diff)
Merge branch 'x86/urgent' into x86-mm
Merge reason: Pick up the following two fix commits. 2be19102b7: x86, NUMA: Fix empty memblk detection in numa_cleanup_meminfo() 765af22da8: x86-32, NUMA: Fix ACPI NUMA init broken by recent x86-64 change Scheduled NUMA init 32/64bit unification changes depend on these. Signed-off-by: Tejun Heo <tj@kernel.org>
Diffstat (limited to 'drivers/mtd/ubi/io.c')
-rw-r--r--drivers/mtd/ubi/io.c8
1 files changed, 7 insertions, 1 deletions
diff --git a/drivers/mtd/ubi/io.c b/drivers/mtd/ubi/io.c
index eededf94f5a..e347cc4388e 100644
--- a/drivers/mtd/ubi/io.c
+++ b/drivers/mtd/ubi/io.c
@@ -344,6 +344,12 @@ static int do_sync_erase(struct ubi_device *ubi, int pnum)
wait_queue_head_t wq;
dbg_io("erase PEB %d", pnum);
+ ubi_assert(pnum >= 0 && pnum < ubi->peb_count);
+
+ if (ubi->ro_mode) {
+ ubi_err("read-only mode");
+ return -EROFS;
+ }
retry:
init_waitqueue_head(&wq);
@@ -390,7 +396,7 @@ retry:
if (err)
return err;
- if (ubi_dbg_is_erase_failure() && !err) {
+ if (ubi_dbg_is_erase_failure()) {
dbg_err("cannot erase PEB %d (emulated)", pnum);
return -EIO;
}