Signed-off-by: "Theodore Ts'o" <tytso@xxxxxxx>
(cherry picked from commit 563bdd61fe4dbd6b58cf7eb06f8d8f14479ae1dc)
---
fs/ext4/inode.c | 10 +++++++++-
1 files changed, 9 insertions(+), 1 deletions(-)
diff --git a/fs/ext4/inode.c b/fs/ext4/inode.c
index 8ff6762..c4f0e14 100644
--- a/fs/ext4/inode.c
+++ b/fs/ext4/inode.c
@@ -4367,7 +4367,8 @@ struct inode *ext4_iget(struct super_block *sb, unsigned long ino)
inode->i_op = &ext4_symlink_inode_operations;
ext4_set_aops(inode);
}
- } else {
+ } else if (S_ISCHR(inode->i_mode) || S_ISBLK(inode->i_mode) ||
+ S_ISFIFO(inode->i_mode) || S_ISSOCK(inode->i_mode)) {
inode->i_op = &ext4_special_inode_operations;
if (raw_inode->i_block[0])
init_special_inode(inode, inode->i_mode,
@@ -4375,6 +4376,13 @@ struct inode *ext4_iget(struct super_block *sb, unsigned long ino)
else
init_special_inode(inode, inode->i_mode,
new_decode_dev(le32_to_cpu(raw_inode->i_block[1])));
+ } else {
+ brelse(bh);
+ ret = -EIO;
+ ext4_error(inode->i_sb, __func__,
+ "bogus i_mode (%o) for inode=%lu",
+ inode->i_mode, inode->i_ino);
+ goto bad_inode;
}
brelse(iloc.bh);
ext4_set_inode_flags(inode);
--
1.6.3.1.1.g75fc.dirty
--
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