NFS: Prevent integer overflow in nfs_scan_list()

Also ensure that nfs_inode ncommit and npages are large enough to represent all possible values for the number of pages. Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
2007-06-17 15:47:53 -04:00
parent 2aefa10431
commit dce34ce298
2 changed files with 3 additions and 1 deletions
--- a/include/linux/nfs_fs.h
+++ b/include/linux/nfs_fs.h
@ -158,7 +158,7 @@ struct nfs_inode {
 	spinlock_t		req_lock;
 	struct radix_tree_root	nfs_page_tree;

-	unsigned int		ncommit,
+	unsigned long		ncommit,
 				npages;

 	/* Open contexts for shared mmap writes */