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path: root/fs/jffs2/erase.c
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Diffstat (limited to 'fs/jffs2/erase.c')
-rw-r--r--fs/jffs2/erase.c7
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;
}
}