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-rw-r--r--fs/cramfs/inode.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/fs/cramfs/inode.c b/fs/cramfs/inode.c
index a624c3e..6db03fb 100644
--- a/fs/cramfs/inode.c
+++ b/fs/cramfs/inode.c
@@ -338,7 +338,7 @@ static int cramfs_statfs(struct dentry *dentry, struct kstatfs *buf)
*/
static int cramfs_readdir(struct file *filp, void *dirent, filldir_t filldir)
{
- struct inode *inode = filp->f_dentry->d_inode;
+ struct inode *inode = filp->f_path.dentry->d_inode;
struct super_block *sb = inode->i_sb;
char *buf;
unsigned int offset;
@@ -481,6 +481,8 @@ static int cramfs_readpage(struct file *file, struct page * page)
pgdata = kmap(page);
if (compr_len == 0)
; /* hole */
+ else if (compr_len > (PAGE_CACHE_SIZE << 1))
+ printk(KERN_ERR "cramfs: bad compressed blocksize %u\n", compr_len);
else {
mutex_lock(&read_mutex);
bytes_filled = cramfs_uncompress_block(pgdata,
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