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author | Xi Wang <xi.wang@gmail.com> | 2012-04-25 20:45:23 +0200 |
---|---|---|
committer | David Woodhouse <David.Woodhouse@intel.com> | 2012-05-14 06:08:57 +0200 |
commit | b6778fd7812d877abdbc78b9b2d4304150b2ce05 (patch) | |
tree | f3ab4d664efdc7c64038f3f84a88b9dd081b6cb3 /fs | |
parent | jffs2: validate symlink size in jffs2_do_read_inode_internal() (diff) | |
download | linux-b6778fd7812d877abdbc78b9b2d4304150b2ce05.tar.xz linux-b6778fd7812d877abdbc78b9b2d4304150b2ce05.zip |
jffs2: refactor csize usage in jffs2_do_read_inode_internal()
Replace the verbose `je32_to_cpu(latest_node->csize)' with a shorter
`csize'.
Signed-off-by: Xi Wang <xi.wang@gmail.com>
Cc: Artem Bityutskiy <dedekind1@gmail.com>
Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com>
Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
Diffstat (limited to 'fs')
-rw-r--r-- | fs/jffs2/readinode.c | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/fs/jffs2/readinode.c b/fs/jffs2/readinode.c index 9897f38af707..3833d74f2305 100644 --- a/fs/jffs2/readinode.c +++ b/fs/jffs2/readinode.c @@ -1272,19 +1272,19 @@ static int jffs2_do_read_inode_internal(struct jffs2_sb_info *c, jffs2_do_clear_inode(c, f); return -ENAMETOOLONG; } - f->target = kmalloc(je32_to_cpu(latest_node->csize) + 1, GFP_KERNEL); + f->target = kmalloc(csize + 1, GFP_KERNEL); if (!f->target) { - JFFS2_ERROR("can't allocate %d bytes of memory for the symlink target path cache\n", je32_to_cpu(latest_node->csize)); + JFFS2_ERROR("can't allocate %u bytes of memory for the symlink target path cache\n", csize); mutex_unlock(&f->sem); jffs2_do_clear_inode(c, f); return -ENOMEM; } ret = jffs2_flash_read(c, ref_offset(rii.latest_ref) + sizeof(*latest_node), - je32_to_cpu(latest_node->csize), &retlen, (char *)f->target); + csize, &retlen, (char *)f->target); - if (ret || retlen != je32_to_cpu(latest_node->csize)) { - if (retlen != je32_to_cpu(latest_node->csize)) + if (ret || retlen != csize) { + if (retlen != csize) ret = -EIO; kfree(f->target); f->target = NULL; @@ -1293,7 +1293,7 @@ static int jffs2_do_read_inode_internal(struct jffs2_sb_info *c, return ret; } - f->target[je32_to_cpu(latest_node->csize)] = '\0'; + f->target[csize] = '\0'; dbg_readinode("symlink's target '%s' cached\n", f->target); } |