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-rw-r--r--fs/omfs/inode.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/fs/omfs/inode.c b/fs/omfs/inode.c
index 0af5d0a..579d33f 100644
--- a/fs/omfs/inode.c
+++ b/fs/omfs/inode.c
@@ -517,6 +517,12 @@ static int omfs_fill_super(struct super_block *sb, void *data, int silent)
(unsigned long long) sbi->s_num_blocks);
goto out_brelse_bh2;
}
+ if (sbi->s_clustersize < 1 ||
+ sbi->s_clustersize > OMFS_MAX_CLUSTER_SIZE) {
+ printk(KERN_ERR "omfs: cluster size out of range (%d)",
+ sbi->s_clustersize);
+ goto out_brelse_bh2;
+ }
ret = omfs_get_imap(sb);
if (ret)
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