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| author | Anders Grafström <grfstrm@users.sourceforge.net> | 2008-03-12 20:29:23 +0100 |
|---|---|---|
| committer | David Woodhouse <dwmw2@infradead.org> | 2008-04-23 10:06:46 +0100 |
| commit | 8a0f572397ca0673c65c1662946014bb73b5cdc6 (patch) | |
| tree | 52826a59a08401e1e0fa34734667391e5d28b775 | |
| parent | e43fe686e48835ca027559a068bbe0b6d264a254 (diff) | |
| download | linux-8a0f572397ca0673c65c1662946014bb73b5cdc6.tar.gz linux-8a0f572397ca0673c65c1662946014bb73b5cdc6.tar.bz2 linux-8a0f572397ca0673c65c1662946014bb73b5cdc6.zip | |
[JFFS2] Return values of jffs2_block_check_erase error paths
It looks the error paths in jffs2_block_check_erase() have wrong return
values. A block that failed to be erased never gets marked as bad.
Signed-off-by: David Woodhouse <dwmw2@infradead.org>
| -rw-r--r-- | fs/jffs2/erase.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/fs/jffs2/erase.c b/fs/jffs2/erase.c index 65d91943fc2d..5e2719cb6930 100644 --- a/fs/jffs2/erase.c +++ b/fs/jffs2/erase.c @@ -350,9 +350,11 @@ static int jffs2_block_check_erase(struct jffs2_sb_info *c, struct jffs2_erasebl break; } while(--retlen); c->mtd->unpoint(c->mtd, ebuf, jeb->offset, c->sector_size); - if (retlen) + if (retlen) { printk(KERN_WARNING "Newly-erased block contained word 0x%lx at offset 0x%08tx\n", *wordebuf, jeb->offset + c->sector_size-retlen*sizeof(*wordebuf)); + return -EIO; + } return 0; } do_flash_read: @@ -373,10 +375,12 @@ static int jffs2_block_check_erase(struct jffs2_sb_info *c, struct jffs2_erasebl ret = c->mtd->read(c->mtd, ofs, readlen, &retlen, ebuf); if (ret) { printk(KERN_WARNING "Read of newly-erased block at 0x%08x failed: %d. Putting on bad_list\n", ofs, ret); + ret = -EIO; goto fail; } if (retlen != readlen) { printk(KERN_WARNING "Short read from newly-erased block at 0x%08x. Wanted %d, got %zd\n", ofs, readlen, retlen); + ret = -EIO; goto fail; } for (i=0; i<readlen; i += sizeof(unsigned long)) { @@ -385,6 +389,7 @@ static int jffs2_block_check_erase(struct jffs2_sb_info *c, struct jffs2_erasebl if (*datum + 1) { *bad_offset += i; printk(KERN_WARNING "Newly-erased block contained word 0x%lx at offset 0x%08x\n", *datum, *bad_offset); + ret = -EIO; goto fail; } } |