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| author | Artem B. Bityutskiy <dedekind@infradead.org> | 2005-08-04 12:40:02 +0100 |
|---|---|---|
| committer | Thomas Gleixner <tglx@mtd.linutronix.de> | 2005-11-06 18:35:36 +0100 |
| commit | 3c09133739beff0d5ad457dfcfc85c7c350d3661 (patch) | |
| tree | 171320f1919f6be98a90a08c3a88d84120456967 /fs/jffs2 | |
| parent | 392435081e8cc6e02bdc4fa998050abb11d331b4 (diff) | |
| download | linux-3c09133739beff0d5ad457dfcfc85c7c350d3661.tar.gz linux-3c09133739beff0d5ad457dfcfc85c7c350d3661.tar.bz2 linux-3c09133739beff0d5ad457dfcfc85c7c350d3661.zip | |
[JFFS2] Correct buggy length checks
The previous changes introduced wrong length calculations.
Signed-off-by: Artem B. Bityutskiy <dedekind@infradead.org>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'fs/jffs2')
| -rw-r--r-- | fs/jffs2/nodelist.c | 4 | ||||
| -rw-r--r-- | fs/jffs2/readinode.c | 4 |
2 files changed, 4 insertions, 4 deletions
diff --git a/fs/jffs2/nodelist.c b/fs/jffs2/nodelist.c index 007d52f394dd..b5f73ab6553c 100644 --- a/fs/jffs2/nodelist.c +++ b/fs/jffs2/nodelist.c @@ -7,7 +7,7 @@ * * For licensing information, see the file 'LICENCE' in this directory. * - * $Id: nodelist.c,v 1.107 2005/08/03 09:26:46 dedekind Exp $ + * $Id: nodelist.c,v 1.108 2005/08/04 11:39:59 dedekind Exp $ * */ @@ -412,7 +412,7 @@ static int check_node_data(struct jffs2_sb_info *c, struct jffs2_tmp_dnode_info /* Calculate how many bytes were already checked */ ofs = ref_offset(ref) + sizeof(struct jffs2_raw_inode); - len = ofs - (ofs & (PAGE_CACHE_SIZE - 1)); + len = ofs & (c->wbuf_pagesize - 1); len = c->wbuf_pagesize - len; if (len >= tn->csize) { diff --git a/fs/jffs2/readinode.c b/fs/jffs2/readinode.c index e6076fa5560f..12a3aaeb2f7e 100644 --- a/fs/jffs2/readinode.c +++ b/fs/jffs2/readinode.c @@ -7,7 +7,7 @@ * * For licensing information, see the file 'LICENCE' in this directory. * - * $Id: readinode.c,v 1.137 2005/08/03 09:26:46 dedekind Exp $ + * $Id: readinode.c,v 1.138 2005/08/03 09:28:06 dedekind Exp $ * */ @@ -278,7 +278,7 @@ static inline int read_dnode(struct jffs2_sb_info *c, struct jffs2_raw_node_ref /* If we actually calculated the whole data CRC * and it is wrong, drop the node. */ - if (len == csize && unlikely(tn->partial_crc != je32_to_cpu(rd->data_crc))) { + if (len >= csize && unlikely(tn->partial_crc != je32_to_cpu(rd->data_crc))) { JFFS2_NOTICE("wrong data CRC in data node at 0x%08x: read %#08x, calculated %#08x.\n", ref_offset(ref), tn->partial_crc, je32_to_cpu(rd->data_crc)); goto free_out; |