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author | Huang Shijie <b32955@freescale.com> | 2013-09-25 14:58:20 +0800 |
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committer | Brian Norris <computersforpeace@gmail.com> | 2013-10-27 16:27:07 -0700 |
commit | e104f1e9dab6726187810f5d9e06cadb946d4a61 (patch) | |
tree | 5106e4a58c7e08d08d75ba60d7ad6d242ca827d2 /fs/jffs2 | |
parent | f48372465ffdff62a6d75a6f34bc850855fb6470 (diff) | |
download | linux-stable-e104f1e9dab6726187810f5d9e06cadb946d4a61.tar.gz linux-stable-e104f1e9dab6726187810f5d9e06cadb946d4a61.tar.bz2 linux-stable-e104f1e9dab6726187810f5d9e06cadb946d4a61.zip |
jffs2: do not support the MLC nand
We should not support the MLC nand for jffs2. So if the nand type is
MLC, we quit immediatly.
Signed-off-by: Huang Shijie <b32955@freescale.com>
Signed-off-by: Brian Norris <computersforpeace@gmail.com>
Diffstat (limited to 'fs/jffs2')
-rw-r--r-- | fs/jffs2/fs.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/fs/jffs2/fs.c b/fs/jffs2/fs.c index fe3c0527545f..09b3ed455724 100644 --- a/fs/jffs2/fs.c +++ b/fs/jffs2/fs.c @@ -515,6 +515,10 @@ int jffs2_do_fill_super(struct super_block *sb, void *data, int silent) c = JFFS2_SB_INFO(sb); + /* Do not support the MLC nand */ + if (c->mtd->type == MTD_MLCNANDFLASH) + return -EINVAL; + #ifndef CONFIG_JFFS2_FS_WRITEBUFFER if (c->mtd->type == MTD_NANDFLASH) { pr_err("Cannot operate on NAND flash unless jffs2 NAND support is compiled in\n"); |