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authorTrond Myklebust <trond.myklebust@primarydata.com>2016-06-17 16:48:28 -0400
committerAnna Schumaker <Anna.Schumaker@Netapp.com>2016-06-24 12:01:00 -0400
commit916ec34d0bafe95b977908acd8b3153c9df6f9d6 (patch)
tree04c046d249b55cf11ee5cbc7f0108d67b9a606c9 /fs
parentd8fdb47fae5febc02e62da121f85625244b98b2e (diff)
downloadlinux-916ec34d0bafe95b977908acd8b3153c9df6f9d6.tar.gz
NFS: Fix potential race in nfs_fhget()
If we don't set the mode correctly in nfs_init_locked(), then there is potential for a race with a second call to nfs_fhget that will cause inode aliasing. Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com> Reviewed-by: Jeff Layton <jlayton@redhat.com> Signed-off-by: Anna Schumaker <Anna.Schumaker@Netapp.com>
Diffstat (limited to 'fs')
-rw-r--r--fs/nfs/inode.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/fs/nfs/inode.c b/fs/nfs/inode.c
index 52e7d6869e3b..dda689d7a8a7 100644
--- a/fs/nfs/inode.c
+++ b/fs/nfs/inode.c
@@ -282,6 +282,7 @@ nfs_init_locked(struct inode *inode, void *opaque)
struct nfs_fattr *fattr = desc->fattr;
set_nfs_fileid(inode, fattr->fileid);
+ inode->i_mode = fattr->mode;
nfs_copy_fh(NFS_FH(inode), desc->fh);
return 0;
}