JFS: Check for invalid inodes in jfs_delete_inode



Some error paths may iput an invalid inode with i_nlink=0.  jfs should
not try to actually delete such an inode.

Signed-off-by: Dave Kleikamp <shaggy@austin.ibm.com>

parent da28c120

fs/jfs/inode.c

+4 −0

Original line number	Diff line number	Diff line
		@@ -128,6 +128,10 @@ void jfs_delete_inode(struct inode *inode)
		{
		jfs_info("In jfs_delete_inode, inode = 0x%p", inode);

		if (is_bad_inode(inode) \|\|
		(JFS_IP(inode)->fileset != cpu_to_le32(FILESYSTEM_I)))
		return;

		if (test_cflag(COMMIT_Freewmap, inode))
		jfs_free_zero_link(inode);